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Jerome,
thank you for the interesting reply.
See comments below
--- In amibroker@xxxxxxxxxxxxxxx, "Silvarius" <silvarius@xxxx> wrote:
> Hello Dimitri,
>
> Why do you need this transformation vertical/horizontal ? Once you
have the
> result of your exploration stored in "~rankY" ticker,
but, the "~RankY" *is* the tsansformation
>it seems simpler to
> sort out the top five through a "for" loop.
Is it possible to be more specific with some code?
>And if you want to store these
> top five for further use in AB, you can put them in the five last
bars of a
> new ticker.
How?
>
> Best regards, Jerome ULRICH
> -----Message d'origine-----
> De : Dimitris Tsokakis [mailto:TSOKAKIS@x...]
> Envoye : jeudi 24 avril 2003 09:16
> A : amibroker@xxxxxxxxxxxxxxx
> Objet : [amibroker] The top5 of an exploration
>
>
> 1. The VHTr transformation
> To Explore N100 for the last RSI, select the top5 and see their
> performance to a trading system,
> run first in AA for all stocks, all quotations the
>
> // VHTr, Vertical to horizontal transformation, by D. Tsokakis,
Apr 2003
> x=Status("stocknum");
> y=LastValue(RSI());z=LastValue(Cum(1))-x;
> Ry=AddToComposite(IIf(z==Cum(1),y,-1e10),"~RankY","C");
> Buy=0;
> Filter=1;
> AddColumn(Y,"INDICATOR",1.3);
> AddColumn(x,"STOCKNUM",1.0);
>
> An atificial ticker "~RankY" is just created. It is a bit
peculiar, it has
> values for the last 101 bars only.
> [My N100 database has 101 names, the 100 stocks plus the index
^NDX
> itself]
> From left to right, each bar of the new array is equal to the
exploration
> result. The 1st is YHOO, the last is ^NDX,
> exactly inversed from the alphabetic sorting in my Symbol tree.
But, this
> ticker is a normal array and accepts any
> array treatment. For example, we may find the top5 values.
> Suppose, for the simplicity, that there are no equal values* and
paste in
> IB the
>
> H0=Foreign("~RankY","C");
> L1=LastValue(Cum(1));
> n=101;// the population of the database
> H1=LastValue(HHV(H0,n));
> BAR1=LastValue((ValueWhen(H0==H1,Cum(1))));
> H2=LastValue(HHV(IIf(H0<H1 ,H0,0),n));
> BAR2=LastValue((ValueWhen(H0==H2 ,Cum(1))));
> H3=LastValue(HHV(IIf(H0<H1 AND H0<H2,H0,0),n));
> BAR3=LastValue((ValueWhen(H0==H3 ,Cum(1))));
> H4=LastValue(HHV(IIf(H0<H1 AND H0<H2 AND H0<H3,H0,0),n));
> BAR4=LastValue((ValueWhen(H0==H4 ,Cum(1))));
> H5=LastValue(HHV(IIf(H0<H1 AND H0<H2 AND H0<H3 AND
H0<H4,H0,0),n));
> BAR5=LastValue((ValueWhen(H0==H5 ,Cum(1))));
> COLOR=IIf(H0==H1 OR H0==H2 OR H0==H3 OR H0==H4 OR H0==H5,7,1);
> Plot(H0,"",COLOR,2);GraphXSpace=3;
> Title= "[ NUM1="+WriteVal(L1-BAR1,1.0)+",H1="+WriteVal(H1,1.2)
+"]"+
> "[ NUM2="+WriteVal(L1-BAR2,1.0)+",H2="+WriteVal(H2,1.2)+"]"+
> "[ NUM3="+WriteVal(L1-BAR3,1.0)+",H3="+WriteVal(H3,1.2)+"]"+
> "[ NUM4="+WriteVal(L1-BAR4,1.0)+",H4="+WriteVal(H4,1.2)+"]"+
> "[ NUM5="+WriteVal(L1-BAR5,1.0)+",H5="+WriteVal(H5,1.2)+"]";
>
> The top5 values are paited yellow and, in the title, you read 5
pairs
> [STOCKNUM,RSI]
> The #14 [ BRCD ] is the champion with RSI=77.43 and the top5 is
> BRCD, ICOS, SPOT, PCAR, BRCM
> We read in IB title the results of the exploration [all stocks,
n=1 last
> quotations] of VHTr.
> 2. The use of the VHTr transformation
> Explore now all stocks, n=1 last quotations with the
>
> X=Status("STOCKNUM");
> H0=Foreign("~RankY","C");L1=LastValue(Cum(1));
> n=101;
> H1=LastValue(HHV(H0,n));
> BAR1=LastValue((ValueWhen(H0==H1,Cum(1))));
> H2=LastValue(HHV(IIf(H0<H1 ,H0,0),n));
> BAR2=LastValue((ValueWhen(H0==H2 ,Cum(1))));
> H3=LastValue(HHV(IIf(H0<H1 AND H0<H2,H0,0),n));
> BAR3=LastValue((ValueWhen(H0==H3 ,Cum(1))));
> H4=LastValue(HHV(IIf(H0<H1 AND H0<H2 AND H0<H3,H0,0),n));
> BAR4=LastValue((ValueWhen(H0==H4 ,Cum(1))));
> H5=LastValue(HHV(IIf(H0<H1 AND H0<H2 AND H0<H3 AND
H0<H4,H0,0),n));
> BAR5=LastValue((ValueWhen(H0==H5 ,Cum(1))));
> Cond=X==L1-bar1 OR X==L1-bar2 OR X==L1-bar3 OR X==L1-bar4 OR
X==L1-bar5;
> Buy=Cross(RSI(),35);Sell=Cross(RSI(),65);// THE TRADING SYSTEM
> e=LastValue(Equity());
> Filter=COND;
> AddColumn(X,"STOCKNUM",1.0);
> AddColumn(E,"EQUITY");
>
> You will see the final equity value for the top5 stocks.
> Dimitris Tsokakis
> *another set will be posted to treat the possibility of equal
values in
> the result list.
>
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