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[amibroker] Re: An interesting Buy signal



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The credits go to JMB who helped to present this [interesting] 
observation.
As for the complementary Sell condition, we shall see...
Dimitris Tsokakis
--- In amibroker@xxxxxxxxxxxxxxx, "Dave Merrill" <dmerrill@xxxx> 
wrote:
> right, I'd say, at the point in the loop where x is 10 anyway. S2 
is true if
> all of the last x bars closed below the close of 3 days before.
> 
> it tries all x's from 5 to 20. a buy is issued when this signal 
transitions
> from having been true to being false.
> 
> seems to catch a lot of nice short-term buys. misses some that 
look "bigger"
> than ones it catches though. to put it differently, I might want to 
be long
> if it was in a buy, but I wouldn't want to be short if it wasn't (:-
).
> 
> we need the mathcing exit strategy!
> 
> dave
> 
> 
> > Could you please paraphrase the following so I could understand 
it.
> >
> > S2=Sum(C<Ref(C,-3),10)==10
> >
> > I'm reading it as:  Lookback 10 bars and total all closes today 
that
> > are less than the closes 3 days ago that are = to 10???
> >
> > TIA,
> >
> > Dominick
> >
> > > Here is a variation of
> > > http://www.linnsoft.com/scans/tdSequentialSetup.htm
> > > method.
> > > The small hollow circles are used as warnings of the upcoming 
Buy
> > signal, which comes as soon as the sequence is interrupted.
> > > It seems interesting.
> > >
> > >
> > > Plot(C,"C",colorBlack,64);Title=Name();
> > > for(x=5;x<20;x++)
> > > {
> > > S2=Sum(C<Ref(C,-3),x)==x;
> > > Buy=s2==0 AND Ref(s2,-1);
> > > PlotShapes((shapeHollowSmallCircle+shapePositionAbove)*s2,x);
> > > PlotShapes(shapeUpArrow*Buy,colorBrightGreen);
> > > Title=Title+WriteIf(s2,"["+WriteVal(x,1.0)+"]","");
> > > }


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