Fractal Adaptive Moving Average
The Fractal Adaptive Moving Average, created with Amibroker AFL, dynamically adjusts to market volatility by adapting its smoothing factor. Integrating Amibroker data feed enables real-time calculation and visualization of this indicator, aiding traders in identifying trends and potential trend reversals.
/_SECTION_BEGIN("FRAMA");
// FRAMA - Fractal Adaptive Moving Average
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 );
_SECTION_END();