My first thought would be to have some particular C routines to perform a transformation on a matrix.
This would not be that difficult I guess. Well.. We have to see. We will likely enter the optimization phase in a couple of months from now.

Alexandre

On May 8, 2014, at 2:15 PM, Chris Cunningham <cunningham.cb@gmail.com> wrote:

> So, Hannes may have been referring to optimizing the slow parts of the process in Native Boost directly instead of using an external library (if not, may I suggest it?). ��It is possible that just a few tweaks using Assembler in the process would get the speed up to an acceptable level, which would be determined by profiling the performance. ��Of course, that path requires someone on your project that can understand Assembler to get familiar with NativeBoost.
> -cbc
>
> On Thu, May 8, 2014 at 8:05 AM, Alexandre Bergel <alexandre.bergel@me.com> wrote:
> We will surely review all the different options for interacting with external libraries. Ronie is our local expert ��:-)
>
> Currently, we have no preview of the Roassal book to share. Give us a couple of months :-)
>
> Cheers,
> Alexandre
>
>
> On May 8, 2014, at 9:23 AM, H. Hirzel <hannes.hirzel@gmail.com> wrote:
>
> > Interesting project, Alexandre!
> >
> > On 5/6/14, Alexandre Bergel <alexandre.bergel@me.com> wrote:
> >> Thanks Kilon for your nice words.
> >> Currently, AstroCloud is a bit slow. For example, loading this image takes
> >> much more than it should. For now, speed is not our priority. AstroCloud has
> >> to be fast and we will make it fast. Probably relying on external library is
> >> the way to go.
> >
> > I assume you consider or have considered NativeBoost as well?
> >
> >>
> >> Just to give a bit more context about why we are doing AstroCloud. ALMA is
> >> the largest observatory on Earth, making it the largest astronomical project
> >> in existence (http://www.almaobservatory.org). This is what humanity has
> >> best to detect life outside Earth.
> >> ALMA is made of 66 high-precision antenas making it possible to see deep in
> >> the universe. Unfortunately, there is no good software to process these
> >> immensely complex pictures. Some tool suite naturally exist, but they were
> >> not made for ALMA, making these existing tools largely suboptimal to process
> >> complex picture of ALMA.
> >> Faviola���s dream (and mine) is to produce a tool ready to be consumed by
> >> astronomers to process ALMA pictures. Faviola and I are currently seeking
> >> for additional resources on making this happen.
> >
> >
> >> Regarding your help about documenting Roassal. It is very welcome! In one of
> >> my previous post, I said that 2014 will be the year of documenting Roassal.
> >> A book is on its way.
> >
> >
> >> We will need people to review it. So thanks!
> >
> > Preview of part of it on line?
> >
> >
> > Regards
> > Hannes
> >
> > _______________________________________________
> > Moose-dev mailing list
> > Moose-dev@iam.unibe.ch
> > https://www.iam.unibe.ch/mailman/listinfo/moose-dev
>
> --
> _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:
> Alexandre Bergel ��http://www.bergel.eu
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>
>
>
>
>

--
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Alexandre Bergel ��http://www.bergel.eu
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