examples/estimator/classifier/ExtraTreesClassifier/java/basics_embedded.pct.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# sklearn-porter\n",
    "\n",
    "Repository: [https://github.com/nok/sklearn-porter](https://github.com/nok/sklearn-porter)\n",
    "\n",
    "## ExtraTreesClassifier\n",
    "\n",
    "Documentation: [sklearn.ensemble.ExtraTreesClassifier](http://scikit-learn.org/stable/modules/generated/sklearn.ensemble.ExtraTreesClassifier.html)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import sys\n",
    "sys.path.append('../../../../..')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Load data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "((150, 4), (150,))\n"
     ]
    }
   ],
   "source": [
    "from sklearn.datasets import load_iris\n",
    "\n",
    "iris_data = load_iris()\n",
    "\n",
    "X = iris_data.data\n",
    "y = iris_data.target\n",
    "\n",
    "print(X.shape, y.shape)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Train classifier"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "ExtraTreesClassifier(bootstrap=False, class_weight=None, criterion='gini',\n",
       "           max_depth=None, max_features='auto', max_leaf_nodes=None,\n",
       "           min_impurity_decrease=0.0, min_impurity_split=None,\n",
       "           min_samples_leaf=1, min_samples_split=2,\n",
       "           min_weight_fraction_leaf=0.0, n_estimators=15, n_jobs=None,\n",
       "           oob_score=False, random_state=0, verbose=0, warm_start=False)"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from sklearn.ensemble import ExtraTreesClassifier\n",
    "\n",
    "clf = ExtraTreesClassifier(n_estimators=15, random_state=0)\n",
    "clf.fit(X, y)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Transpile classifier"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "class ExtraTreesClassifier {\n",
      "    public static int predict_0(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[0] <= 5.521128367517377) {\n",
      "            if (features[1] <= 2.542369146721012) {\n",
      "                if (features[2] <= 2.3285940238943343) {\n",
      "                    classes[0] = 1; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    if (features[3] <= 1.4511234333012406) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 8; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 1; \n",
      "                    }\n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 0.8387836720096576) {\n",
      "                    classes[0] = 46; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 3; \n",
      "                    classes[2] = 0; \n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[3] <= 1.8936930649824477) {\n",
      "                if (features[2] <= 5.1807613674845) {\n",
      "                    if (features[3] <= 0.2542593119501258) {\n",
      "                        classes[0] = 1; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        if (features[3] <= 1.2979109919829468) {\n",
      "                            if (features[1] <= 3.1466755002784144) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 8; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                classes[0] = 2; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        } else {\n",
      "                            if (features[3] <= 1.491774289958074) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 17; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[2] <= 4.6486109417083465) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 7; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    if (features[3] <= 1.7802776400056488) {\n",
      "                                        if (features[3] <= 1.5065926898187254) {\n",
      "                                            if (features[2] <= 4.899703297413823) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                if (features[2] <= 4.987853350846197) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 2; \n",
      "                                                    classes[2] = 0; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 2; \n",
      "                                                }\n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 3; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        if (features[1] <= 3.1244712178243654) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 5; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    }\n",
      "                                }\n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 8; \n",
      "                }\n",
      "            } else {\n",
      "                classes[0] = 0; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 34; \n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_1(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[3] <= 1.550495550183813) {\n",
      "            if (features[2] <= 2.5923285292922946) {\n",
      "                classes[0] = 50; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            } else {\n",
      "                if (features[0] <= 5.705189773431058) {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 21; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    if (features[1] <= 2.421156361802088) {\n",
      "                        if (features[1] <= 2.2376366618358423) {\n",
      "                            if (features[3] <= 1.0852253511944903) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 1; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[2] <= 4.558710343231778) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 1; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[1] <= 2.8877833170885867) {\n",
      "                            if (features[3] <= 1.2729508337904472) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 4; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[0] <= 6.57901134114434) {\n",
      "                                    if (features[2] <= 4.7893806273809885) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 2; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        if (features[0] <= 6.121766966716426) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        } else {\n",
      "                                            if (features[2] <= 4.916229182751396) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            }\n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 13; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[1] <= 3.173040721499426) {\n",
      "                if (features[3] <= 2.270621959785941) {\n",
      "                    if (features[0] <= 5.703470148751124) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 3; \n",
      "                    } else {\n",
      "                        if (features[2] <= 5.63718610176714) {\n",
      "                            if (features[0] <= 6.61522923341691) {\n",
      "                                if (features[2] <= 5.567684077465091) {\n",
      "                                    if (features[1] <= 2.9151389085288946) {\n",
      "                                        if (features[0] <= 6.367600776081239) {\n",
      "                                            if (features[0] <= 6.235229844197272) {\n",
      "                                                if (features[3] <= 1.652702599886597) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 3; \n",
      "                                                }\n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 2; \n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 6; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 3; \n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[0] <= 6.718004192936882) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 2; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 8; \n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 6; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 2.1245702483609095) {\n",
      "                    if (features[3] <= 1.8196133595321136) {\n",
      "                        if (features[0] <= 6.52049342951073) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 3; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 1; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 3; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 9; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_2(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[3] <= 1.5465266340960862) {\n",
      "            if (features[2] <= 4.607131704041432) {\n",
      "                if (features[2] <= 3.3003282579766613) {\n",
      "                    if (features[3] <= 0.3865875266691616) {\n",
      "                        classes[0] = 41; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        if (features[2] <= 2.1556475054731816) {\n",
      "                            classes[0] = 9; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 3; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 35; \n",
      "                    classes[2] = 0; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[1] <= 2.269675323772093) {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 1; \n",
      "                } else {\n",
      "                    if (features[2] <= 5.48270001541379) {\n",
      "                        if (features[2] <= 4.997226012533999) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 7; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 1; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 1; \n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[3] <= 1.6032070119961934) {\n",
      "                if (features[0] <= 6.518749026326643) {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 3; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 1; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 1.8081436115623295) {\n",
      "                    if (features[1] <= 2.5996223526415174) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 2; \n",
      "                    } else {\n",
      "                        if (features[1] <= 3.026623947930813) {\n",
      "                            if (features[3] <= 1.7788371596579802) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 1; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 8; \n",
      "                            }\n",
      "                        } else {\n",
      "                            if (features[2] <= 5.582715959668016) {\n",
      "                                if (features[1] <= 3.1452745616104556) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 34; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_3(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[0] <= 5.10965102517489) {\n",
      "            if (features[3] <= 0.34237436990699954) {\n",
      "                classes[0] = 31; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            } else {\n",
      "                if (features[3] <= 0.42014141078495837) {\n",
      "                    classes[0] = 3; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    if (features[1] <= 3.301371923322497) {\n",
      "                        if (features[2] <= 2.3218753875601132) {\n",
      "                            classes[0] = 1; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[0] <= 4.958256190246744) {\n",
      "                                if (features[1] <= 2.4726812725055445) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 3; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 1; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 0; \n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[2] <= 5.005993882417837) {\n",
      "                if (features[3] <= 0.5921558632344295) {\n",
      "                    classes[0] = 14; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    if (features[2] <= 4.886915858549492) {\n",
      "                        if (features[2] <= 4.584595677776083) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 32; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[1] <= 3.0013521708088704) {\n",
      "                                if (features[0] <= 6.281812153276801) {\n",
      "                                    if (features[3] <= 1.3566014997210807) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        if (features[3] <= 1.4692521397047558) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 2; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 2; \n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 3; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 4; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[0] <= 6.024789407414449) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 3; \n",
      "                        } else {\n",
      "                            if (features[3] <= 1.5357312864913262) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 2; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[1] <= 2.5827080563561564) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    if (features[0] <= 6.5669079160763015) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 2; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                }\n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                }\n",
      "            } else {\n",
      "                if (features[2] <= 5.18632453863042) {\n",
      "                    if (features[1] <= 2.7092082675123628) {\n",
      "                        if (features[3] <= 1.8776005740851462) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 1; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 2; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 5; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 34; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_4(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[3] <= 1.3441161325132915) {\n",
      "            if (features[1] <= 3.0101406622719056) {\n",
      "                if (features[0] <= 5.551334735276994) {\n",
      "                    if (features[1] <= 2.450468949717688) {\n",
      "                        if (features[0] <= 5.349339964729427) {\n",
      "                            if (features[0] <= 4.875015291559983) {\n",
      "                                classes[0] = 1; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 3; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 3; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[1] <= 2.854573250447667) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 3; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 7; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 19; \n",
      "                    classes[2] = 0; \n",
      "                }\n",
      "            } else {\n",
      "                classes[0] = 42; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            }\n",
      "        } else {\n",
      "            if (features[2] <= 4.541221326515648) {\n",
      "                if (features[3] <= 1.6796973785314397) {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 10; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 1; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 1.8681215891414575) {\n",
      "                    if (features[3] <= 1.7082770221162646) {\n",
      "                        if (features[2] <= 5.458778541979071) {\n",
      "                            if (features[1] <= 2.632221823167232) {\n",
      "                                if (features[1] <= 2.207564135466557) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[1] <= 2.975065664661111) {\n",
      "                                    if (features[0] <= 6.5700013628279) {\n",
      "                                        if (features[3] <= 1.4378231510535273) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            if (features[3] <= 1.5344588928285092) {\n",
      "                                                if (features[0] <= 6.46420655970892) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                }\n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            }\n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 6; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 2; \n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[1] <= 2.8407804212030414) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 3; \n",
      "                        } else {\n",
      "                            if (features[2] <= 6.150836971984635) {\n",
      "                                if (features[1] <= 3.1337532458575437) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 6; \n",
      "                                } else {\n",
      "                                    if (features[2] <= 5.8292593574657765) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 34; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_5(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[3] <= 1.7676213332657358) {\n",
      "            if (features[1] <= 3.4545610617739615) {\n",
      "                if (features[2] <= 3.650285462161111) {\n",
      "                    if (features[2] <= 3.1891586420402427) {\n",
      "                        if (features[3] <= 0.9510198136325786) {\n",
      "                            classes[0] = 28; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 1; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 5; \n",
      "                        classes[2] = 0; \n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[0] <= 5.175535644298231) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 1; \n",
      "                    } else {\n",
      "                        if (features[3] <= 1.453385015240466) {\n",
      "                            if (features[1] <= 2.6607527474224346) {\n",
      "                                if (features[3] <= 1.1197721207462903) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 4; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    if (features[2] <= 5.0340535096243) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 5; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 20; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        } else {\n",
      "                            if (features[1] <= 3.20006555967917) {\n",
      "                                if (features[1] <= 2.648931143548773) {\n",
      "                                    if (features[0] <= 6.040335597103385) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 2; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    if (features[0] <= 6.503363661881788) {\n",
      "                                        if (features[0] <= 5.604512147478798) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 2; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            if (features[3] <= 1.5280856302044936) {\n",
      "                                                if (features[0] <= 5.985335345919042) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                } else {\n",
      "                                                    if (features[1] <= 2.835750978598498) {\n",
      "                                                        if (features[2] <= 4.663137085998029) {\n",
      "                                                            classes[0] = 0; \n",
      "                                                            classes[1] = 1; \n",
      "                                                            classes[2] = 0; \n",
      "                                                        } else {\n",
      "                                                            classes[0] = 0; \n",
      "                                                            classes[1] = 0; \n",
      "                                                            classes[2] = 1; \n",
      "                                                        }\n",
      "                                                    } else {\n",
      "                                                        classes[0] = 0; \n",
      "                                                        classes[1] = 2; \n",
      "                                                        classes[2] = 0; \n",
      "                                                    }\n",
      "                                                }\n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            }\n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        if (features[1] <= 3.0563716510809584) {\n",
      "                                            if (features[3] <= 1.6545352601337104) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 2; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 2; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                }\n",
      "            } else {\n",
      "                classes[0] = 22; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            }\n",
      "        } else {\n",
      "            if (features[3] <= 1.8121969431622151) {\n",
      "                if (features[2] <= 5.562828958622566) {\n",
      "                    if (features[2] <= 4.811849065115006) {\n",
      "                        if (features[1] <= 3.168442245857255) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 2; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 1; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 5; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 4; \n",
      "                }\n",
      "            } else {\n",
      "                classes[0] = 0; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 34; \n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_6(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[3] <= 1.838072087718473) {\n",
      "            if (features[3] <= 0.9490862997275972) {\n",
      "                classes[0] = 50; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            } else {\n",
      "                if (features[2] <= 3.9259614145650565) {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 11; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    if (features[0] <= 5.752439738062188) {\n",
      "                        if (features[0] <= 5.567584609967886) {\n",
      "                            if (features[3] <= 1.3096158726185634) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 3; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[0] <= 4.996527346128843) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 7; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[3] <= 1.322621079453789) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 9; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[3] <= 1.5331659525110946) {\n",
      "                                if (features[1] <= 2.9363041020633207) {\n",
      "                                    if (features[1] <= 2.6271371465694107) {\n",
      "                                        if (features[2] <= 5.213271464880128) {\n",
      "                                            if (features[0] <= 6.145081779840377) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 2; \n",
      "                                                classes[2] = 0; \n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        if (features[0] <= 6.104902308906834) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 2; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            if (features[3] <= 1.4576934027935942) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                if (features[2] <= 5.0702880434553546) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                }\n",
      "                                            }\n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 8; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[2] <= 5.126040310731612) {\n",
      "                                    if (features[1] <= 3.147003103297744) {\n",
      "                                        if (features[2] <= 4.807945314997954) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 2; \n",
      "                                        } else {\n",
      "                                            if (features[0] <= 6.151903292718426) {\n",
      "                                                if (features[0] <= 6.043046972706338) {\n",
      "                                                    if (features[1] <= 2.9580633267166325) {\n",
      "                                                        classes[0] = 0; \n",
      "                                                        classes[1] = 1; \n",
      "                                                        classes[2] = 0; \n",
      "                                                    } else {\n",
      "                                                        classes[0] = 0; \n",
      "                                                        classes[1] = 0; \n",
      "                                                        classes[2] = 1; \n",
      "                                                    }\n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                }\n",
      "                                            } else {\n",
      "                                                if (features[2] <= 4.921195601957272) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                }\n",
      "                                            }\n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 3; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 7; \n",
      "                                }\n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            classes[0] = 0; \n",
      "            classes[1] = 0; \n",
      "            classes[2] = 34; \n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_7(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[0] <= 4.835077980950054) {\n",
      "            classes[0] = 16; \n",
      "            classes[1] = 0; \n",
      "            classes[2] = 0; \n",
      "        } else {\n",
      "            if (features[2] <= 5.052121131706581) {\n",
      "                if (features[3] <= 1.187984123199987) {\n",
      "                    if (features[2] <= 2.4198502829763324) {\n",
      "                        classes[0] = 34; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 10; \n",
      "                        classes[2] = 0; \n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[3] <= 1.9700979161064909) {\n",
      "                        if (features[3] <= 1.2103523333737463) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 5; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[3] <= 1.7922824027484205) {\n",
      "                                if (features[3] <= 1.3556012588196729) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 13; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    if (features[1] <= 2.350636769926627) {\n",
      "                                        if (features[2] <= 4.781047702897828) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        if (features[0] <= 5.239692497212251) {\n",
      "                                            if (features[3] <= 1.540099250418558) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 18; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[2] <= 4.8114599180137345) {\n",
      "                                    if (features[0] <= 6.1531159293238975) {\n",
      "                                        if (features[0] <= 5.917840281026953) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 3; \n",
      "                                }\n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 2; \n",
      "                    }\n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 1.9630314654063374) {\n",
      "                    if (features[0] <= 6.321498480890744) {\n",
      "                        if (features[0] <= 5.971857261924007) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 3; \n",
      "                        } else {\n",
      "                            if (features[1] <= 2.7957859024446297) {\n",
      "                                if (features[3] <= 1.5647405810243964) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 2; \n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 8; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 27; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_8(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[2] <= 2.0691016397809667) {\n",
      "            classes[0] = 50; \n",
      "            classes[1] = 0; \n",
      "            classes[2] = 0; \n",
      "        } else {\n",
      "            if (features[3] <= 2.2998321977443212) {\n",
      "                if (features[2] <= 5.756850155334021) {\n",
      "                    if (features[3] <= 1.3336353223788777) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 28; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        if (features[1] <= 2.7958206613730536) {\n",
      "                            if (features[3] <= 1.6143543486045333) {\n",
      "                                if (features[2] <= 4.272187437395063) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    if (features[3] <= 1.407671645533091) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    } else {\n",
      "                                        if (features[1] <= 2.4055632554020563) {\n",
      "                                            if (features[0] <= 6.168692841048085) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 2; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 7; \n",
      "                            }\n",
      "                        } else {\n",
      "                            if (features[3] <= 2.0267573938538184) {\n",
      "                                if (features[3] <= 1.6093679712505249) {\n",
      "                                    if (features[2] <= 4.63464527802571) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 10; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        if (features[2] <= 4.952073282428859) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 6; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    if (features[1] <= 2.8720874155782443) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 2; \n",
      "                                    } else {\n",
      "                                        if (features[0] <= 6.517397547539317) {\n",
      "                                            if (features[1] <= 3.1451728271597688) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 7; \n",
      "                                            } else {\n",
      "                                                if (features[0] <= 6.105209815576803) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                }\n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 5; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 11; \n",
      "                }\n",
      "            } else {\n",
      "                classes[0] = 0; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 14; \n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_9(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[2] <= 1.7984751272085284) {\n",
      "            classes[0] = 48; \n",
      "            classes[1] = 0; \n",
      "            classes[2] = 0; \n",
      "        } else {\n",
      "            if (features[2] <= 2.743614525085631) {\n",
      "                classes[0] = 2; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            } else {\n",
      "                if (features[3] <= 1.5726279935672078) {\n",
      "                    if (features[1] <= 2.8580128675676453) {\n",
      "                        if (features[3] <= 1.0071725081685803) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 7; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[3] <= 1.4508596346903717) {\n",
      "                                if (features[0] <= 5.4788470711552755) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 2; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    if (features[2] <= 4.3105326892188245) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 9; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        if (features[3] <= 1.2510118285538396) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 2; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            if (features[3] <= 1.3008071595868549) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 2; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                if (features[1] <= 2.618292793158558) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                }\n",
      "                                            }\n",
      "                                        }\n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[2] <= 5.032975637545155) {\n",
      "                                    if (features[2] <= 4.947281997626313) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 3; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                }\n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 19; \n",
      "                        classes[2] = 0; \n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[2] <= 6.196690460704703) {\n",
      "                        if (features[2] <= 5.714549342241243) {\n",
      "                            if (features[3] <= 1.7483953438728816) {\n",
      "                                if (features[0] <= 5.124425036935461) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 4; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[0] <= 5.9635245683145435) {\n",
      "                                    if (features[1] <= 2.9403134736939704) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 5; \n",
      "                                    } else {\n",
      "                                        if (features[1] <= 3.1597595674715184) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 24; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 10; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 6; \n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_10(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[0] <= 4.979280319826579) {\n",
      "            if (features[1] <= 2.4799516418973426) {\n",
      "                if (features[2] <= 2.1081189544909256) {\n",
      "                    classes[0] = 1; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 1; \n",
      "                    classes[2] = 0; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[2] <= 2.303189077322925) {\n",
      "                    classes[0] = 19; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 1; \n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[2] <= 4.056690129580384) {\n",
      "                if (features[2] <= 3.864595594637342) {\n",
      "                    if (features[1] <= 2.4493558386314596) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 4; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        if (features[1] <= 3.1013702094660816) {\n",
      "                            if (features[0] <= 5.418267413681378) {\n",
      "                                if (features[1] <= 2.7351736650965983) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    classes[0] = 1; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 2; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 29; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 8; \n",
      "                    classes[2] = 0; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 2.4500323361484484) {\n",
      "                    if (features[0] <= 7.238129635033258) {\n",
      "                        if (features[2] <= 4.985589027285003) {\n",
      "                            if (features[3] <= 1.4175185078836599) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 19; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[3] <= 1.9085482831152847) {\n",
      "                                    if (features[3] <= 1.5077226825858063) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 10; \n",
      "                                        classes[2] = 0; \n",
      "                                    } else {\n",
      "                                        if (features[1] <= 2.8843708444178024) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 2; \n",
      "                                        } else {\n",
      "                                            if (features[3] <= 1.7559926563657857) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 2; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                if (features[1] <= 3.087776469639185) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 2; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                }\n",
      "                                            }\n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            if (features[3] <= 1.9978145065895823) {\n",
      "                                if (features[3] <= 1.7865760346812085) {\n",
      "                                    if (features[2] <= 5.031112924945041) {\n",
      "                                        if (features[0] <= 6.33527863763707) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        if (features[3] <= 1.5068336243767517) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 2; \n",
      "                                        } else {\n",
      "                                            if (features[2] <= 5.787428125717096) {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            }\n",
      "                                        }\n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 10; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 19; \n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 8; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 3; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_11(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[1] <= 3.176957139377775) {\n",
      "            if (features[3] <= 0.653710134740735) {\n",
      "                classes[0] = 12; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            } else {\n",
      "                if (features[3] <= 1.8469214377642704) {\n",
      "                    if (features[2] <= 4.7208371488439) {\n",
      "                        if (features[0] <= 5.762772968676679) {\n",
      "                            if (features[3] <= 1.6360344565374696) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 21; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 19; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[3] <= 1.7208344558505428) {\n",
      "                            if (features[2] <= 4.997179626113353) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 3; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                if (features[0] <= 7.1981562798039125) {\n",
      "                                    if (features[2] <= 5.257435716402731) {\n",
      "                                        if (features[0] <= 6.436744738593051) {\n",
      "                                            if (features[0] <= 6.297071906039021) {\n",
      "                                                if (features[3] <= 1.5681733276103198) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                }\n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 0; \n",
      "                                                classes[2] = 1; \n",
      "                                            }\n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 1; \n",
      "                                            classes[2] = 0; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 10; \n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 22; \n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[2] <= 3.8047750384801153) {\n",
      "                classes[0] = 38; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 0; \n",
      "            } else {\n",
      "                if (features[3] <= 2.1793218211052987) {\n",
      "                    if (features[2] <= 5.277179168420336) {\n",
      "                        if (features[3] <= 1.8542162920413572) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 5; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 1; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 3; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 9; \n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_12(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[3] <= 1.7021128663169045) {\n",
      "            if (features[1] <= 2.9849618599913255) {\n",
      "                if (features[3] <= 1.4970948166731561) {\n",
      "                    if (features[0] <= 5.623145177587023) {\n",
      "                        if (features[0] <= 4.779029521813444) {\n",
      "                            classes[0] = 2; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 13; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[3] <= 1.3284118253233357) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 14; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[1] <= 2.7629100232801327) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 2; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[3] <= 1.6376492357878205) {\n",
      "                        if (features[2] <= 4.602142482827186) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 3; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[1] <= 2.7219560941499337) {\n",
      "                                if (features[0] <= 6.08809298093631) {\n",
      "                                    if (features[3] <= 1.5437156698788206) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 1; \n",
      "                    }\n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 0.6566475003346761) {\n",
      "                    classes[0] = 48; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    if (features[2] <= 5.379769429938613) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 15; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 1; \n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            if (features[2] <= 5.2961110038745645) {\n",
      "                if (features[2] <= 4.819214866434932) {\n",
      "                    if (features[0] <= 6.079608687684341) {\n",
      "                        if (features[1] <= 3.1799571540756144) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 1; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 1; \n",
      "                            classes[2] = 0; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 1; \n",
      "                    }\n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 13; \n",
      "                }\n",
      "            } else {\n",
      "                classes[0] = 0; \n",
      "                classes[1] = 0; \n",
      "                classes[2] = 30; \n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_13(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[0] <= 7.514114198073155) {\n",
      "            if (features[1] <= 2.715372280106168) {\n",
      "                if (features[0] <= 5.046746625449721) {\n",
      "                    if (features[0] <= 4.720041781067867) {\n",
      "                        classes[0] = 1; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        if (features[2] <= 3.806899171770689) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 3; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 1; \n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[2] <= 4.904306288471954) {\n",
      "                        if (features[2] <= 4.623575543578677) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 16; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[3] <= 1.786920551746784) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 1; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[0] <= 5.903484684509917) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 3; \n",
      "                        } else {\n",
      "                            if (features[0] <= 6.0069964788449255) {\n",
      "                                if (features[2] <= 5.092356647339539) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 4; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                }\n",
      "            } else {\n",
      "                if (features[2] <= 3.9028751327869577) {\n",
      "                    if (features[3] <= 0.9294221722708401) {\n",
      "                        classes[0] = 49; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 1; \n",
      "                        classes[2] = 0; \n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[3] <= 1.95141861134337) {\n",
      "                        if (features[2] <= 5.92028195024348) {\n",
      "                            if (features[1] <= 3.033759670573616) {\n",
      "                                if (features[1] <= 2.9515778790039278) {\n",
      "                                    if (features[3] <= 1.565131126685861) {\n",
      "                                        if (features[3] <= 1.410602227563526) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 10; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            if (features[1] <= 2.823969189709686) {\n",
      "                                                if (features[0] <= 6.374041610787189) {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 0; \n",
      "                                                    classes[2] = 1; \n",
      "                                                } else {\n",
      "                                                    classes[0] = 0; \n",
      "                                                    classes[1] = 1; \n",
      "                                                    classes[2] = 0; \n",
      "                                                }\n",
      "                                            } else {\n",
      "                                                classes[0] = 0; \n",
      "                                                classes[1] = 1; \n",
      "                                                classes[2] = 0; \n",
      "                                            }\n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 2; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    if (features[3] <= 1.7349329909051114) {\n",
      "                                        if (features[2] <= 5.507388994961175) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 8; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 4; \n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[1] <= 3.2667907396292932) {\n",
      "                                    if (features[0] <= 6.851033190025923) {\n",
      "                                        if (features[2] <= 5.3080841532160195) {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 4; \n",
      "                                            classes[2] = 0; \n",
      "                                        } else {\n",
      "                                            classes[0] = 0; \n",
      "                                            classes[1] = 0; \n",
      "                                            classes[2] = 1; \n",
      "                                        }\n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 2; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 2; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 3; \n",
      "                        }\n",
      "                    } else {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 0; \n",
      "                        classes[2] = 22; \n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        } else {\n",
      "            classes[0] = 0; \n",
      "            classes[1] = 0; \n",
      "            classes[2] = 6; \n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict_14(double[] features) {\n",
      "        int[] classes = new int[3];\n",
      "        \n",
      "        if (features[2] <= 1.5213681480470247) {\n",
      "            classes[0] = 37; \n",
      "            classes[1] = 0; \n",
      "            classes[2] = 0; \n",
      "        } else {\n",
      "            if (features[2] <= 3.37330671523965) {\n",
      "                if (features[2] <= 1.928483210061239) {\n",
      "                    classes[0] = 13; \n",
      "                    classes[1] = 0; \n",
      "                    classes[2] = 0; \n",
      "                } else {\n",
      "                    classes[0] = 0; \n",
      "                    classes[1] = 3; \n",
      "                    classes[2] = 0; \n",
      "                }\n",
      "            } else {\n",
      "                if (features[3] <= 1.4203844512442054) {\n",
      "                    if (features[0] <= 5.271800297439006) {\n",
      "                        classes[0] = 0; \n",
      "                        classes[1] = 2; \n",
      "                        classes[2] = 0; \n",
      "                    } else {\n",
      "                        if (features[3] <= 1.39844428030661) {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 24; \n",
      "                            classes[2] = 0; \n",
      "                        } else {\n",
      "                            if (features[1] <= 2.815819690150918) {\n",
      "                                if (features[0] <= 6.575260628582079) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 1; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 5; \n",
      "                                classes[2] = 0; \n",
      "                            }\n",
      "                        }\n",
      "                    }\n",
      "                } else {\n",
      "                    if (features[2] <= 5.073323222996153) {\n",
      "                        if (features[2] <= 4.727728304418108) {\n",
      "                            if (features[3] <= 1.683098307870985) {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 10; \n",
      "                                classes[2] = 0; \n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 1; \n",
      "                            }\n",
      "                        } else {\n",
      "                            if (features[3] <= 1.7955400567946675) {\n",
      "                                if (features[2] <= 4.922632110478459) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 2; \n",
      "                                    classes[2] = 0; \n",
      "                                } else {\n",
      "                                    if (features[1] <= 2.547516165983607) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                }\n",
      "                            } else {\n",
      "                                if (features[1] <= 3.0302843343947554) {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 7; \n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 1; \n",
      "                                    classes[2] = 0; \n",
      "                                }\n",
      "                            }\n",
      "                        }\n",
      "                    } else {\n",
      "                        if (features[1] <= 3.110966564102843) {\n",
      "                            if (features[3] <= 1.8737745337319733) {\n",
      "                                if (features[0] <= 6.175840054744521) {\n",
      "                                    if (features[0] <= 5.9332085107091395) {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 0; \n",
      "                                        classes[2] = 1; \n",
      "                                    } else {\n",
      "                                        classes[0] = 0; \n",
      "                                        classes[1] = 1; \n",
      "                                        classes[2] = 0; \n",
      "                                    }\n",
      "                                } else {\n",
      "                                    classes[0] = 0; \n",
      "                                    classes[1] = 0; \n",
      "                                    classes[2] = 7; \n",
      "                                }\n",
      "                            } else {\n",
      "                                classes[0] = 0; \n",
      "                                classes[1] = 0; \n",
      "                                classes[2] = 19; \n",
      "                            }\n",
      "                        } else {\n",
      "                            classes[0] = 0; \n",
      "                            classes[1] = 0; \n",
      "                            classes[2] = 13; \n",
      "                        }\n",
      "                    }\n",
      "                }\n",
      "            }\n",
      "        }\n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < 3; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "    \n",
      "    public static int predict(double[] features) {\n",
      "        int n_classes = 3;\n",
      "        int[] classes = new int[n_classes];\n",
      "        classes[ExtraTreesClassifier.predict_0(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_1(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_2(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_3(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_4(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_5(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_6(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_7(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_8(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_9(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_10(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_11(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_12(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_13(features)]++;\n",
      "        classes[ExtraTreesClassifier.predict_14(features)]++;\n",
      "    \n",
      "        int class_idx = 0;\n",
      "        int class_val = classes[0];\n",
      "        for (int i = 1; i < n_classes; i++) {\n",
      "            if (classes[i] > class_val) {\n",
      "                class_idx = i;\n",
      "                class_val = classes[i];\n",
      "            }\n",
      "        }\n",
      "        return class_idx;\n",
      "    }\n",
      "\n",
      "    public static void main(String[] args) {\n",
      "        if (args.length == 4) {\n",
      "\n",
      "            // Features:\n",
      "            double[] features = new double[args.length];\n",
      "            for (int i = 0, l = args.length; i < l; i++) {\n",
      "                features[i] = Double.parseDouble(args[i]);\n",
      "            }\n",
      "\n",
      "            // Prediction:\n",
      "            int prediction = ExtraTreesClassifier.predict(features);\n",
      "            System.out.println(prediction);\n",
      "\n",
      "        }\n",
      "    }\n",
      "}\n"
     ]
    }
   ],
   "source": [
    "from sklearn_porter import Porter\n",
    "\n",
    "porter = Porter(clf, language='java')\n",
    "output = porter.export(embed_data=True)\n",
    "\n",
    "print(output)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Run classification in Java"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Save classifier:\n",
    "# with open('ExtraTreesClassifier.java', 'w') as f:\n",
    "#     f.write(output)\n",
    "\n",
    "# Compile model:\n",
    "# $ javac -cp . ExtraTreesClassifier.java\n",
    "\n",
    "# Run classification:\n",
    "# $ java ExtraTreesClassifier 1 2 3 4"
   ]
  }
 ],
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