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Thanks for your answer.
I tried it but it give no signals on an intraday chart back...
Maci
--- In amibroker@xxxxxxxxxxxxxxx, "gp_sydney" <gp.investment@xxx> wrote:
>
> From a quick look, start by using the Trough function for PKB instead
> of the Peak function.
>
> Regards,
> GP
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Hans" <hansib@> wrote:
> >
> > Thank you very much, I did it, but result is not a bottom...
> > something wrong...
> >
> > Here is my new code.... working for Tops... but not for bottoms...:
> >
> > /* Detecting double tops */
> > percdiff = 5; /* peak detection threshold */
> > fwdcheck = 5; /* forward validity check */
> > mindistance = 10;
> > validdiff = percdiff/400;
> > PK= Peak( H, percdiff, 1 ) == High;
> > PKB= Peak( L, percdiff, 1 ) == Low;
> >
> > x = Cum( 1 );
> > XPK1 = ValueWhen( PK, x, 1 );
> > XPK2 = ValueWhen( PK, x, 2 );
> >
> > y = Cum( 1 );
> > XPKB1 = ValueWhen( PKB, y, 1 );
> > XPKB2 = ValueWhen( PKB, y, 2 );
> >
> > peakdiff = ValueWhen( PK, H, 1 )/ValueWhen( PK, H, 2 );
> > doubletop = PK AND abs( peakdiff - 1 ) < validdiff AND (XPK1 - XPK2)
> > >mindistance AND High > HHV( Ref( H, fwdcheck ), fwdcheck - 1 );
> >
> > peakdiffb = ValueWhen( PKB, L, 1 )/ValueWhen( PKB, L, 2 );
> > doublebot = PKB AND abs( peakdiffb - 1 ) < validdiff AND (XPKB1 -
> > XPKB2)>mindistance AND Low < LLV( Ref( L, fwdcheck ), fwdcheck - 1 );
> >
> > Buy = doubletop;
> > Sell = doublebot;
> >
> > WriteIf( Highest( doubletop ) == 1 OR Lowest(doublebot)
> > ==1 , "AmiBroker has detected some possible double"+ WriteIf( Highest
> > ( doubletop ) == 1," top "," bottom ") + "patterns for " + Name()
> > + "\nLook for green arrows on the price
> > chart.", "There are no double top/bottom patterns for " + name() );
> >
> > Filter=Highest(doubletop)==1 OR Lowest(doublebot)==1 ;
> >
> > AddColumn( IIf( doubletop , 88, 01), "Double TOP", formatChar );
> > AddColumn( IIf( doublebot , 88, 01), "Double BOT", formatChar );
> >
> >
> > ******************
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "YEA RIGHT" <suedeuno@xxxx> wrote:
> > > You would need to change the lines: PK= Peak( H, percdiff, 1 ) ==
> > > HIGH; and peakdiff = ValueWhen( PK, H, 1 )/ValueWhen( PK, H, 2 );
> > as
> > > well as the HHV line.
> > >
> > >
> > >
> > > --- In amibroker@xxxxxxxxxxxxxxx, "Hans" <hansib@xxxx> wrote:
> > > > Hello,
> > > > I need some help....
> > > > I get this code at amibroker/library to get double tops. I tried
> > to
> > > > modify it (Low instead of High and LLV instead of HHV) to
> > > get "double
> > > > Bottoms".... without success. I hope anyone can help me....
> > > > Many thanks
> > > > Hans
> > > >
> > > > /* Detecting double tops */
> > > > percdiff = 5; /* peak detection threshold */
> > > > fwdcheck = 5; /* forward validity check */
> > > > mindistance = 10;
> > > > validdiff = percdiff/400;
> > > > PK= Peak( H, percdiff, 1 ) == HIGH;
> > > >
> > > > x = Cum( 1 );
> > > > XPK1 = ValueWhen( PK, x, 1 );
> > > > XPK2 = ValueWhen( PK, x, 2 );
> > > >
> > > > peakdiff = ValueWhen( PK, H, 1 )/ValueWhen( PK, H, 2 );
> > > > doubletop = PK AND abs( peakdiff - 1 ) < validdiff AND (XPK1 -
> > > > XPK2)>mindistance
> > > > AND HIGH > HHV( Ref( H, fwdcheck ), fwdcheck - 1 );
> > > > buy = doubletop;
> > > > sell = 0;
> > > >
> > > > writeif( highest( doubletop ) == 1, "AmiBroker has detected some
> > > > possible
> > > > double top patterns for " + name() + "\nLook for green arrows on
> > > the
> > > > price
> > > > chart.", "There are no double top patterns for " + name() );
> > > > grazie
> >
>
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