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Richard,
YHOO via Amiquote.
Why do you think it is a matter of data provider ?
Dimitris Tsokakis
--- In amibroker@xxxx, "Richard Alford" <richard.alford@xxxx> wrote:
> but the point remains that you and I get different results. what
is your data source?
>
> Richard
> ----- Original Message -----
> From: dtsokakis
> To: amibroker@xxxx
> Sent: Wednesday, July 17, 2002 1:47 PM
> Subject: [amibroker] Re: Point & Figure Chart in AFL
>
>
> Richard,
> ANY other function works just fine with my valuable Amibroker
4.06.
> Just fine.
> I can not see the reason for this P&F script.
> Anyway, the author perhaps could expain.
> Dimitris Tsokakis
>
> --- In amibroker@xxxx, "Richard Alford" <richard.alford@xxxx>
wrote:
> > DT, I agree it was not easy to understand. The attached charts
> showed the TWO results that were generated whenever I entered the
> symbol MSFT - it appears to be a fluke and I cannot reproduce it
any
> longer. Although there is not ticker name in the formula, there
was
> strange behavior occurring for MSFT and MSFT only at that time.
> >
> > The gist of my reply to you was that using the SAME code as you
> posted and using the code I copied from the files sections, I
> generated the same results - and not the results that you were
> creating. That suggests that you have a problem in your data
and/or
> setup. The only reason for the two codes was to guarantee that
there
> wasn't a subtle error - there was not.
> >
> > Sorry for adding the confusion about the MSFT fluke at the same
> time.
> >
> > Cheers,
> >
> > Richard
> > ----- Original Message -----
> > From: dtsokakis
> > To: amibroker@xxxx
> > Sent: Wednesday, July 17, 2002 12:47 AM
> > Subject: [amibroker] Re: Point & Figure Chart in AFL
> >
> >
> > Richard,
> > It is not easy to understand this
> > "the plot for MSFT changes when one changes the symbol go
MSFT
> from
> > MSFT??? "
> > I copied the formula from
> > http://groups.yahoo.com/group/amibroker/files/Point-Figure
> > pasted in my Ind. builder and get the posted gifs.
> > No ticker name is into the formula.
> > What is "the two MSFT " ???
> > Do you use the same code from the above address??
> > DT
> >
> >
> > --- In amibroker@xxxx, "Richard Alford" <richard.alford@xxxx>
> wrote:
> > > Those are not the figures I generate using the code in
> the "files
> > section". (Why wasn't this put in the AFL library is a
question
> in
> > my mind???)
> > >
> > > Just noticed that the plot for MSFT changes when one
changes
> the
> > symbol go MSFT from MSFT??? Not the case for AMZN or ORCL?
> > >
> > > I attached the two MSFT for comparison, one is "my" copy,
and
> the
> > other is a copy and paste of the code in your note. The
> difference
> > is the quirk in MSFT, not an error in the code you have used.
And
> DT
> > do you really like black on blue borders? Personally, I can
> never
> > read your chart titles.
> > >
> > > Cheers,
> > >
> > > Richard
> > >
> > >
> > > ----- Original Message -----
> > > From: Dimitris Tsokakis
> > > To: amibroker@xxxx
> > > Sent: Tuesday, July 16, 2002 1:14 PM
> > > Subject: [amibroker] Re: Point & Figure Chart in AFL
> > >
> > >
> > > Mirat,
> > > Here is P&F charts for AMZN, MSFT and ORCL.
> > > Data since Jan 2000.
> > > Is it the expected picture ?
> > > The code, copied from files section
> > >
> > > // PF Chart by Mirat Dave
> > > // Copy and paste this as a custom indicator.
> > >
> > > EnableScript("jscript");
> > > <%
> > >
> > > High = VBArray( AFL( "High" ) ).toArray();
> > > Low = VBArray( AFL( "Low" ) ).toArray();
> > >
> > > // Calculate running average stock price for use in
> calculating
> > the Box size.
> > >
> > > tot = new Array();
> > > tot[0] = (High[0] + Low[0])/2;
> > > for( i=1; i < High.length; i++ )
> > > {
> > > tot[i] = tot[i-1] + ((High[i] + Low[i])/2);
> > > }
> > > PFO = new Array();
> > > PFC = new Array();
> > >
> > > // initialize first element
> > >
> > > j = 0;
> > > PFO[j] = High[0];
> > > PFC[j] = Low[0];
> > > down = 1; // By default the first bar is a down bar.
> > >
> > > up = 0;
> > > swap = 0;
> > >
> > > // perform the loop that produces PF Chart
> > >
> > > for( i = 1; i < High.length; i++ )
> > > {
> > > // Calculate PF Chart Box size and minimum Reverse values
> > >
> > > Box = ((tot[i]/(i+1))^.5)/7.3374;
> > > Reverse = Box * 3;
> > > if( Low[i] < PFC[j] - Box && down)
> > > {
> > > PFC[j] = Low[i];
> > > }
> > > else
> > > {
> > > if( High[i] >= PFC[j] + Reverse && down)
> > > {
> > > j++;
> > > swap = 1;
> > > PFO[j] = Low[i];
> > > PFC[j] = High[i];
> > > }
> > > }
> > > if( High[i] > PFC[j] + Box && up)
> > > {
> > > PFC[j] = High[i];
> > > }
> > > else
> > > {
> > > if( Low[i] <= PFC[j] - Reverse && up)
> > > {
> > > j++;
> > > PFC[j] = Low[i];
> > > PFO[j] = High[i];
> > > swap = 1;
> > > }
> > > }
> > > if( swap )
> > > {
> > > swap = 0;
> > > if( up )
> > > {
> > > up = 0;
> > > down = 1;
> > > }
> > > else
> > > {
> > > up = 1;
> > > down = 0;
> > > }
> > > }
> > > }
> > >
> > > // Shift chart to the right to eliminate trailing empty
data
> > > // - PF charts are generally smaller/shorter then the
full
> stock
> > charts because they lack a time scale.
> > >
> > > delta = High.length - PFO.length;
> > > for( i = High.length; i > delta; i-- )
> > > {
> > > PFO[ i-1 ] = PFO[ i-delta-1];
> > > PFC[ i-1 ] = PFC[ i-delta-1];
> > > }
> > > for( i = 0; i < delta; i++)
> > > {
> > > PFO[ i-1 ] = 0;
> > > PFC[ i-1 ] = 0;
> > > }
> > > AFL.Var("PFO") = PFO;
> > > AFL.Var("PFC") = PFC;
> > > %>
> > >
> > > O = PFO;
> > > C = PFC;
> > >
> > > H = (O+C)/2;
> > > L = (O+C)/2;
> > >
> > > GraphXSpace = 9;
> > > Graph0Style = 64;
> > >
> > > Graph0Color =1;
> > > Graph0 = C;
> > >
> > > Thanks in advance for any reply.
> > > Dimitris Tsokakis
> > >
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