|
PureBytes Links
Trading Reference Links
|
excuse me for my late reply....
but can you please let me know which part of this bollinger band ( the moving average part or standard deviation) I can attach ref(x,-1) so that it can shift in or out?
Regards,
David
--- In equismetastock@xxxxxxxxxxxxxxx, pumrysh <no_reply@xxx> wrote:
>
> Hi David,
>
> The "Better Bollinger Band" uses exponential smoothing rather than the simple smoothing that Bollinger originally used.
>
> You can find Bollinger indciators here:
> http://trader.online.pl/MSZ/e-0-tytulowa-b.html
>
> Basically the formulas for the bands, less all the bells and whistles are:
>
> Upper Band:
> mov( C,20,Simple ) + ( 2 * ( std( C ,20 ) ) )
>
> Middle Band:
> mov( C,20,Simple )
>
> Lower Band:
> mov( C,20,Simple ) - ( 2 * ( std( C ,20 ) ) )
>
>
> In order to change the formula to the "Better" version all that is needed is to change the word simple to exponential...or just use E.
>
> You can also change the distance between the upper and lower bands by changing the number 2 to something smaller, like 1.5 . This will give you tighter bands.
>
> By using the "ref" function you would shift the values back in time. Ref(X,-1) would give you the calculated values from yesterday.
>
> Using Ref(X,1) would not yield any results since tomorrow's data is not known.
>
>
> Hope this helps,
>
>
> Preston
>
>
>
>
>
>
>
> --- In equismetastock@xxxxxxxxxxxxxxx, "david.travis08" <david.travis08@> wrote:
> >
> > Hello everyone,
> >
> > Can someone in this forum tell me how to code these indicators so that it shift faster from horizontal region?
> >
> > Someone in Equis International has pointed me out to us ref() within the indicator builder for shift in and out function. Now I am quite confuse because this fuction is referencing tomorrow??
> >
> > Any one please???!!!
> >
> > a)
> >
> > Better Bollinger Bands I
> >
> > pds:=Input("Periods",2,200,20);
> > sd:=Input("Standard Deviations",.01,10,2);
> > alpha:=2/(pds+1);
> > mt:=alpha*C+(1-alpha)*(If(Cum(1)<pds,C,PREV));
> > ut:=alpha*mt+(1-alpha)*(If(Cum(1)<pds,C,PREV));
> > dt:=((2-alpha)*mt-ut)/(1-alpha);
> > mt2:=alpha*Abs(C-dt)+(1-alpha)*PREV;
> > ut2:=alpha*mt2+(1-alpha)*PREV;
> > dt2:=((2-alpha)*mt2-ut2)/(1-alpha);
> > but:=dt+sd*dt2;
> > blt:=dt-sd*dt2;
> > dt;
> > but;
> > blt
> >
> > ----------------------------------------------------------------------------------------------------
> >
> > b
> >
> > Better Bollinger Bands II
> >
> > Lb:=Input("Look-Back Period ?",3,100,20);
> > De:=Input("Band Deviation ?",.5,3,2);
> > Alp:=2/(Lb+1);
> > Mt:=Alp*CLOSE+(1-Alp)*PREV;
> > Ut:=Alp*Mt+(1-Alp)*PREV;
> > Dt:=((2-Alp)*Mt-Ut)/(1-Alp);
> > mt2:=Alp*Abs(C-Dt)+(1-Alp)*PREV;
> > ut2:=Alp*mt2+(1-alp)*PREV;
> > dt2:=((2-Alp)*mt2-ut2)/(1-Alp);
> > But:=Dt+de*dt2;
> > Blt:=Dt-de*dt2;
> > But;
> > Dt;
> > Blt;
> >
>
------------------------------------
Yahoo! Groups Links
<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/equismetastock/
<*> Your email settings:
Individual Email | Traditional
<*> To change settings online go to:
http://groups.yahoo.com/group/equismetastock/join
(Yahoo! ID required)
<*> To change settings via email:
mailto:equismetastock-digest@xxxxxxxxxxxxxxx
mailto:equismetastock-fullfeatured@xxxxxxxxxxxxxxx
<*> To unsubscribe from this group, send an email to:
equismetastock-unsubscribe@xxxxxxxxxxxxxxx
<*> Your use of Yahoo! Groups is subject to:
http://docs.yahoo.com/info/terms/
|