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Forget it ... I trial and errored it until I found what I needed.
--- In amibroker@xxxxxxxxxxxxxxx, "Fred" <fctonetti@xxxx> wrote:
> Is this what you mean by "leap frogging" ?
>
> Since I apparently am not bright enough after several attempts to
> glean enough info out of the example in the zip to get it correct,
> can someone take the example in the zip and show how one would
create
> comma delimited records in the file that contain Symbol (ticker),
> Date, and closing price ?
>
> Thanks in advance
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Chuck Rademacher"
> <chuck_rademacher@x> wrote:
> > UM...
> >
> > You are quite correct. You have provided the tool(s) to do the
> job. It is
> > up to the developer to take advantage of one or more of the tools
> to suit
> > his or her needs. A little bit of creativity is all that is
> required.
> >
> > All of these things were achievable before, but your DLL sure
makes
> it much
> > more manageable.
> > -----Original Message-----
> > From: uenal.mutlu@xxxx [mailto:uenal.mutlu@x...]
> > Sent: Monday, May 05, 2003 6:56 PM
> > To: amibroker@xxxxxxxxxxxxxxx
> > Subject: Re: [amibroker] Re: Additions to ABtool v0.0.5 beta
> >
> >
> > Fred, you wrote
> >
> > > Will the addition of the TABLE related commands allow tables
to
> > > be built in memory with symbol or stocknum along one access
and
> > > datetime along the other and then filling the cells with
> scoring or
> > > ranking information for each member of the watchlist ?
> >
> > yes, of course, because now we have loops, browsing thru all
> > stocks, file I/O, and finally tables incl. exporting them to
CSV
> files.
> > So, I think all parts are already there; it's up to you what
> you're
> > going to do with these possibilities.
> >
> > In private email I had explained you how my "portfolio"
> > backtester works: via AFL I compute a score and add
> > this to the results table. That table is exported and the
> > content analyzed on a daily basis to determine the stocks
> > to choose for that day. This then is added to the "portfolio"
> > of the tester, and the tester keeps track on how good or
> > bad the results look like.
> >
> > I'll write a skelletton AFL code to demonstrate this (though
> > I'm afraid I'm not that knowledgeful (sp?) in this field than
> > you and others already are if one looks to the contributions
> > made in previous discussions).
> >
> > But IMHO it must be done in two phases: the (unfiltered)
> > output of AB must be sorted and filtered by either an
> > external program or a second AFL script. "Unfiltered" because
> > of the necessary sorting/ranking of the calculated scores for
> > each stock for each day. And: the results (profit, MaxDD etc.)
> > must be computed by your own code, becaue ABs BT IMHO
> > can't be used for this. The result will usually be an autom.
> > generated CSV file for visual inspection in Excel.
> > Just a tip: if you put all the fields necessary from the stocks
> > database (ie. quotes) to ABs result table (for export) and also
> > do let AB do most of the calculations (indicators, scores
etc.),
> then in
> > the
> > next phases you no more need access to ABs DB or (re)calculate
> them etc...
> > UM
> >
> > PS: I'm going to implement TableImport() to ABtool for
> > building such a table autom. from any external CSV file...
> > That way also the resulting table of Scan, Explore, Optimize,
> > and Backtest can be further analyzed programmatically in a
script.
> >
> >
> > ----- Original Message -----
> > From: "Fred" <fctonetti@xxxx>
> > To: <amibroker@xxxxxxxxxxxxxxx>
> > Sent: Monday, May 05, 2003 10:30 PM
> > Subject: [amibroker] Re: Additions to ABtool v0.0.5 beta
> >
> >
> > > Uenal,
> > >
> > > Please reread my original email, you're answering questions
I'm
> not
> > > asking as opposed to the ones I did ask.
> > >
> > > Best regards
> > >
> > > --- In amibroker@xxxxxxxxxxxxxxx, uenal.mutlu@xxxx wrote:
> > > > Hi Fred,
> > > > these routines are written in C++ and therefore they can of
> course
> > > > also be used in C++ (ie. a compiler). An interpreter is by
> design
> > > > slower; but also the cleverness of the methods/algorithms
one
> > > > uses decides about the performance of an application. So if
> done
> > > > efficiently, then it will be fast. The alternative would be
> doing
> > > it in
> > > > a compiled language like C/C++ or Assembler :-) But that's
> much
> > > > harder than realizing it in an interpreter.
> > > > The faster your machine is the faster will be the code, so
> since
> > > > machines get much faster every quarter or so the performance
> > > > problem disappeares "naturally" if one can afford the
> > > > newest/fastest computing power.
> > > > BTW, I think it was Chuck who wrote that the ABtool had
saved
> > > > him about 12 hours processing time.
> > > > It is advisable that before starting a big project better
one
> > > should
> > > > do some speed benchmarks etc.
> > > > UM
> > > >
> > > >
> > > > ----- Original Message -----
> > > > From: "Fred" <fctonetti@xxxx>
> > > > To: <amibroker@xxxxxxxxxxxxxxx>
> > > > Sent: Monday, May 05, 2003 6:48 PM
> > > > Subject: [amibroker] Re: Additions to ABtool v0.0.5 beta
> > > >
> > > >
> > > > > Uenal,
> > > > >
> > > > > Will the addition of the TABLE related commands allow
> tables to
> > > be
> > > > > built in memory with symbol or stocknum along one access
and
> > > datetime
> > > > > along the other and then filling the cells with scoring or
> > > ranking
> > > > > information for each member of the watchlist ?
> > > > >
> > > > > If this were the case this would allow for in memory
> scoring and
> > > > > ranking bar by bar which one could then sort and use a
test
> for
> > > > > driving buy/sell signals.
> > > > >
> > > > > I assume this is not what can be done given how the AFL
> processor
> > > > > works and that in order to do what I am suggesting one
> would need
> > > to
> > > > > write the results out to a file in one pice of AFL and
then
> read
> > > it
> > > > > back in another.
> > > > >
> > > > > I Look forward to your comments ...
> > > > >
> > > > > Fred
> >
> >
> >
> >
> > Yahoo! Groups Sponsor
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> >
> >
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