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> Too bad that we cant run the calculation on the 64 idle cores in
>the
> video card using the CUDA api. Now that would be cool.
Now, theres an interesting thought!
I'll leave the computer department to sort that one out while I dream
up some more applications for all of this power we are going to have
(Tomasz said, from the time I started with AB, that I wanted the MP3
player, and everything else as well, so it looks as if we are now
close to having the means to deliver it all, plus some).
brian_z
--- In amibroker@xxxxxxxxxxxxxxx, "dloyer123" <dloyer123@xxx> wrote:
>
> Thanks for responding.
>
> On further testing, it looks like the dll is only passed the
partial
> array, implying that dll's will also get the benifit of having less
> data to process.
>
> I am hoping to cache partial results in my dll to avoid
recalcuating
> values that do not depend on opimization parameters. It looks like
I
> will need to detect when the first/last bar change and flush my
cache.
>
> Too bad that we cant run the calculation on the 64 idle cores in
the
> video card using the CUDA api. Now that would be cool.
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@>
> wrote:
> >
> > Hello,
> >
> > Thank you for your kind words.
> >
> > Everything you need to know about QuickAFL:
> > http://www.amibroker.com/kb/2008/07/03/quickafl/
> >
> > Best regards,
> > Tomasz Janeczko
> > amibroker.com
> > ----- Original Message -----
> > From: "dloyer123" <dloyer123@>
> > To: <amibroker@xxxxxxxxxxxxxxx>
> > Sent: Friday, July 04, 2008 5:33 PM
> > Subject: [amibroker] Re: AmiBroker 5.14.0 BETA released
> >
> >
> > > Love the new Quick AFL support! It improved my execution time
> from
> > > 41sec to 25sec for each optimization pass. It will shave hours
> off
> > > each walkforward step.
> > >
> > > The new optimizer is a also a huge improvment and makes walk
> forward
> > > testing practical.
> > >
> > > A couple of questions for you:
> > > Is the full array still passed to a DLL, or just the part of
the
> > > array that Quick AFL is using? It looks like the full array.
Is
> > > there any way that a dll can tell what part to use/ignore?
> > >
> > > Keep up the great work. Ami has taken a giant leap foward in
the
> > > last few months.
> > >
> > > --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@>
> > > wrote:
> > >>
> > >> Hello,
> > >>
> > >> AmiBroker 5.14.0 BETA is released now:
> > >> http://www.amibroker.com/devlog/2008/07/04/amibroker-5140-beta-
> > > released/
> > >>
> > >> CHANGES IN VERSION 5.14.0 (as compared to 5.13.0):
> > >>
> > >> 1.. added support for Quarterly and Yearly intervals in all
> parts
> > > of the program
> > >> 2.. Changes to drawing made in v5.13 caused improper drawing
> > > lines located PAST the last available quote (trendlines and
> > > pitchforks) when timestamping method was "START TIME of
> interval".
> > > This is fixed now.
> > >> 3.. Fixed AddSummaryRows so 'onlycols' parameter default
> (zero)
> > > is applied properly
> > >> 4.. Implemeted "Select all" via Ctrl-A keyboard shortcut for
> all
> > > list (result list in AA for example)
> > >> 5.. Mouse cursor shape (moving/sizing) reflects the selected
> > > study priority when more than one study exists under mouse
> position
> > >> 6.. new multiple Volume At Price charts at user-defined
points
> > > via new PlotVolumeOverlayA function
> > >> 7.. QuickAFL can now be used in Automatic Analysis
(Settings:
> > > General: "Use QuickAFL" - check this box) - this can speed up
> > > explorations, scans and backtests by factor of 2+ if range is
> less
> > > than "all quotations". More on this:
> > > http://www.amibroker.com/kb/quickafl
> > >> 8.. Range Bars compression now uses TickSize as "1R step".
> > > TickSize defined in the Symbol Information, if its value is
zero,
> > > then 1R would be equivalent to 0.01 movement (for backward
> compat)
> > >> 9.. selecting date in multiple linked charts is now faster
> > > because redraw is not made when selected line in higher
> compressed
> > > interval remains in place
> > >> 10.. selector line in linked charts works OK now, regardless
> of
> > > selected time compression timestamping method
> > >> 11.. SetBarsRequired accepts now values -2 in special
meaning:
> > > reference ALL bars
> > >> 12.. Sometimes progress bar did not show the name of
> optimization
> > > engine used. Now it is fixed
> > >> 13.. Status("ActionEx") provides more codes than Status
> ("action")
> > > to detect special executions states
> > >> 14.. Streaming chart update could stall if trend line handle
> was
> > > clicked in attempt to resize and released in the very same
> position
> > > (without moving the mouse). Now it is fixed.
> > >> 15.. TimeFrameMode() now supports mode == 4 - which
expresses
> > > RANGE bars in TickSize units (as opposed to mode 3 that uses
> dollars
> > > for backward compatiblity)
> > >> 16.. when display chart timing option is turned on and RT
> stream
> > > is active the application STATUS BAR now displays TOTAL time
for
> all
> > > charts, it should be BELOW 1 second for RT trading
> > >>
> > >> Best regards,
> > >> Tomasz Janeczko
> > >> amibroker.com
> > >>
> > >
> > >
> > >
> > > ------------------------------------
> > >
> > > Please note that this group is for discussion between users
only.
> > >
> > > To get support from AmiBroker please send an e-mail directly to
> > > SUPPORT {at} amibroker.com
> > >
> > > For NEW RELEASE ANNOUNCEMENTS and other news always check
DEVLOG:
> > > http://www.amibroker.com/devlog/
> > >
> > > For other support material please check also:
> > > http://www.amibroker.com/support.html
> > > Yahoo! Groups Links
> > >
> > >
> > >
> >
>
------------------------------------
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