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The Magic Of EMA 20

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Plot ( C , "" , 1 , 64 ) ;
p = Param ( "p" , 10 , 5 , 50 , 5 ) ;
B = Cum ( 1 ) ; 
LB = LastValue ( B ) ; 
x = EMA ( C , 2 * p ) ;
Plot ( x , "EMA(" + WriteVal ( 2 * p , 1.0 ) + ")" , colorRed , 1 ) ;
n = 250 ;
j0 = 0 ;
Y0 = 0 ;
PlotShapes ( shapeCircle * ( B == LB - N ) , colorBlue ) ;
d0 = LastValue ( Sum ( x , n ) ) ;
for ( j = p ; j < 10 * p ; j = j + 1 )
{
y = DEMA ( C , j ) ;
d = LastValue ( Sum ( abs ( y - x ) , n ) ) ;
if ( d < d0 )
{
d0 = d ;
j0 = j ;
Y0 = Y ;
}
}
Plot ( Y0 , "DEMA(" + WriteVal ( J0 , 1.0 ) + ")" , colorWhite , 8 ) ;