Hareketli Ortalama Exponential Moving Average - Close - Weekly by Jose Silva

Exponential Moving Average - Close - Weekly

{ True weekly Close Exponential Mov Avg v4.0 }
{ Plot on Daily or Weekly charts }
{ References indicator "Calendar Week counter" }
{ Plot is independent of any missing chart data }
{ (c) Copyright 2003-2004 Jose Silva }
{ http://www.metastocktools.com }

pds:=Input("Weekly EMA periods",1,520,4);
shift:=1+Input("EMA vertical shift %",
-100,100,0)/100;
plot:=Input("plot: [1] EMA, [2] Crossover signals",1,2,1);

y:=Fml("Calendar Week counter");
Wkchart:=LastValue(Cum(y=ValueWhen(2,1,y)))=0;
NuWk:=y>ValueWhen(2,1,y);
pds:=If(pds>Cum(NuWk),Cum(NuWk),pds);
WkCl:=ValueWhen(1,NuWk,ValueWhen(2-Wkchart,1,C));
WkEma:=ValueWhen(1,NuWk,PREV)
*(1-2/(pds+1))+WkCl*2/(pds+1);
WkEma:=WkEma*shift;
signals:=Cross(C,WkEma)-Cross(WkEma,C);

If(plot=2,signals,WkEma)

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Source / From:​

http://www.metastocktools.com​