|
PureBytes Links
Trading Reference Links
|
> But wouldn't it be really nice to just have composite variables
> available in AFL to hold multiple security calculations for quick,
> one-pass explores and reporting?
Yep, of course. Not disputing that...
Jitu
--- In amibroker@xxxxxxxxxxxxxxx, "Phsst" <phsst@xxxx> wrote:
> Jitu,
>
> Yeah, I've got a programming background too and could approach this
> problem in a two (or more) pass approach with combinations of VB /
> Excel / Jet.
>
> But wouldn't it be really nice to just have composite variables
> available in AFL to hold multiple security calculations for quick,
> one-pass explores and reporting?
>
> Regards,
>
> Phsst
>
> --- In amibroker@xxxxxxxxxxxxxxx, "jtelang" <jtelang@xxxx> wrote:
> > Phsst,
> >
> > > This would allow the user to put together some quick, one-pass
> > > explorations for calculating multiple issue stats
> >
> > I'm aware I'm not answering your core question here, but I'll
> > tell you what I did/am-trying-to-do wrt calculating multiple
> > security stats. May be it'll be of some help, may be not.
> >
> > I wanted to analyze patterns across (lots of) multiple securities
> > over (lots of) time, given a set of "input conditions". Since the
> > feature that you desire is lacking, I turned to a combo of
> > AFL/JScript code , where I write the data out (since displaying
> > it as Explore result causes severe memory problems), then import
> > it into Oracle (still working on this), and then plan to write a
> > little tool to try permutations of input conditions to see which
> > pattern holds.
> >
> > Again, not sure if this is helpful, but if you want to, I'd be
> > glad to discuss it further...
> >
> > Jitu
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "Phsst" <phsst@xxxx> wrote:
> > > Currently, all variables (global and local) reflect information
> > about
> > > the current symbol only.
> > >
> > > To perform calculations against multiple securities, you must
use
> > > AddToComposite which restricts the user to O,H,L,C,V,OI fields
along
> > > with their pre-defined constraining formats which preclude the
> > > calculation and storage of very large numbers. It also usually
> > > requires at least two passes against separate AFL or AFL/IB afl
code
> > > to work with the results. There is certainly a need for
> > > AddToComposite, but I think there is also a need for a simpler
set
> > of
> > > composite values.
> > >
> > > I'd like to see a new variable class within AFL for computations
> > > across the entire database or watchlist. For lack of a better
word,
> > a
> > > "composite variable" whose value is maintained across multiple
> > > securities and which the AFL engine does not initialize with
each
> > new
> > > symbol. Also, a composite variable that can be displayed with
> > > AddColumn just like the other variables using Filter = LastBar
> > logic.
> > >
> > > This would allow the user to put together some quick, one-pass
> > > explorations for calculating multiple issue stats and to
display
> > those
> > > figures in the same afl. No ~Composite files would be created,
and
> > > very large numbers could be calculated and displayed using more
> > > flexable variable type declarations of float (or others).
> > >
> > > I'm posting this here to see if I am alone in wanting this
feature,
> > in
> > > which case I won't pass it along to TJ as a suggestion.
> > >
> > > Comments?
> > >
> > > Phsst
------------------------ Yahoo! Groups Sponsor ---------------------~-->
Rent DVDs Online - Over 14,500 titles.
No Late Fees & Free Shipping.
Try Netflix for FREE!
http://us.click.yahoo.com/xlw.sC/XP.FAA/3jkFAA/GHeqlB/TM
---------------------------------------------------------------------~->
Send BUG REPORTS to bugs@xxxxxxxxxxxxx
Send SUGGESTIONS to suggest@xxxxxxxxxxxxx
-----------------------------------------
Post AmiQuote-related messages ONLY to: amiquote@xxxxxxxxxxxxxxx
(Web page: http://groups.yahoo.com/group/amiquote/messages/)
--------------------------------------------
Check group FAQ at: http://groups.yahoo.com/group/amibroker/files/groupfaq.html
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
|