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# FlappyLearning | ||
# [Play Online](https://xviniette.github.io/FlappyLearning/ "https://xviniette.github.io/FlappyLearning/") | ||
# Flappy Learning ([Demo](http://xviniette.github.io/FlappyLearning/)) | ||
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Program that learns to play Flappy Bird by machine learning ([Neuroevolution](http://www.scholarpedia.org/article/Neuroevolution)) | ||
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![alt tag](https://github.com/xviniette/FlappyLearning/blob/gh-pages/doc/flappy.gif?raw=true) | ||
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### [NeuroEvolution.js](http://github.com/xviniette/FlappyLearning/blob/gh-pages/Neuroevolution.js) : Utilization | ||
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```javascript | ||
// Initialize | ||
var ne = new Neuroevolution({options}); | ||
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//Default options values | ||
var options = { | ||
network:[1, [1], 1], // Perceptron structure | ||
population:50, // Population by generation | ||
elitism:0.2, // Best networks kepts unchanged for the next generation (rate) | ||
randomBehaviour:0.2, // New random networks for the next generation (rate) | ||
mutationRate:0.1, // Mutation rate on the weights of synapses | ||
mutationRange:0.5, // Interval of the mutation changes on the synapse weight | ||
historic:0, // Latest generations saved | ||
lowHistoric:false, // Only save score (not the network) | ||
scoreSort:-1, // Sort order (-1 = desc, 1 = asc) | ||
nbChild:1 // number of child by breeding | ||
} | ||
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//Update options at any time | ||
ne.set({options}); | ||
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// Generate first or next generation | ||
var generation = ne.nextGeneration(); | ||
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//When an network is over -> save this score | ||
ne.networkScore(generation[x], <score = 0>); | ||
``` | ||
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You can see the NeuroEvolution intégration in Flappy Bird in [Game.js](http://github.com/xviniette/FlappyLearning/blob/gh-pages/game.js). |