Create kama_base.txt

uses the original formula values from Perry Kaufman.
foorbar · Feb 3, 2018 · adc1a1d · adc1a1d
1 parent 2073544
commit adc1a1d
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/kama_base.txt b/kama_base.txt
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+//@version=2
+study("Kaufman MA", overlay=true, precision=0)
+//Default Formula values
+erp = input(10, title="Efficiency Ratio Periods", step=1, minval=1)
+fastMA = input(2, step=1, minval=1, title="Fast Period")
+slowMA = input(30, step=1, minval=1, title="Slow Period")
+//Efficiency Ratio (ER)
+change = abs(close-close[erp])
+volatility = sum(abs(close - close[1]), erp)
+er = change/volatility
+//End ER
+fastAlpha = (2/(fastMA+1))
+slowAlpha = (2/(slowMA+1))
+sc = pow( er * (fastAlpha - slowAlpha ) + slowAlpha, 2)
+kama = nz(kama[1]) + sc * (close - nz(kama[1]))
+plot(kama, style=line, linewidth=2, color=green, transp=0 )