AFL Library

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Details:

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Description:

simple Volatility indicator based on Standard Deviation.
you can find potential breaks when the std cross above
its EMA.
also try different periods for breakout and STD.

Formula:

/***************************************/
/*Volatility  written by Avi b*/
/***************************************/
time = Param( "time",21, 1, 100, 1 );
std = StDev( Close, time); 
Plot(std ,"Standard Deviation",32,1);

breaktime = Param( "breaktime",25, 1, 100, 1 );
stdavg = EMA(std,breaktime);
Plot(stdavg ,"Standard Deviation Avarage ",23,1);

Cross1  = Cross(std,stdavg); 
PlotShapes( IIf( Cross1 , shapeDigit1 + shapePositionAbove, shapeNone ),
colorGreen ); 

 

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