Simple-Adaptive-EMA-Crossover - aflcode.com | Latest collection of Amibroker afl 2023

Simple-Adaptive-EMA-Crossover

//www.aflcode.com
Price = (H+L)/2; 
N = Param( "N", 16, 2, 40, 2 ); // must be even 

N3 = ( HHV( High, N ) - LLV( Low, N ) ) / N; 

HH = HHV( High, N / 2 ) ; 
LL = LLV( Low, N / 2 ); 

N1 = ( HH - LL ) / ( N / 2 ); 

HH = HHV( Ref( High, - N/2 ), N/2 ); 
LL = LLV( Ref( Low, - N/2 ), N/ 2 ); 

N2 = ( HH - LL ) / ( N / 2 ); 

Dimen = IIf( N1 > 0 AND N2 > 0 AND N3 > 0, ( log( N1+N2) - log( N3 ) )/log( 2 ), Null ); 

alpha = exp( -4.6 * (Dimen -1 ) ); 
alpha = Min( Max( alpha, 0.01 ), 1 ); // bound to 0.01...1 range 

Frama = AMA( Price, alpha ); 

Plot( Frama, "FRAMA("+N+")", colorRed, styleThick ); 
Plot( EMA( C, N ) , "EMA("+N+")", colorBlue ); 
Plot( C, "Close", colorBlack, styleCandle );