[Almasci] Re: [mmaimcal]Re: Comment in ALMA memo 489

mel wright 456 wright at astron.berkeley.edu
Wed Apr 7 14:09:40 EDT 2004


Mark Holdaway wrote:
> 
> > > MEM gives nice results, but is quite time consuming.  It would be nice
> > > to have an objective comparison with clean based algorithms.
> > >

Hi Mark,

I should have been more precise. It's the iterative  MEM deconvolution 
of the mosaic which is time consuming. Making the mosaic image is very
fast.

cheers,

Melvyn

> 
> Rumor has it that Tim Cornwell's new w-projection algorithm,
> when applied to mosaicing, speeds mosaicing up a lot.
> I don't know if w-projection and MEM have caught up with each other
> yet.
> 
>    -M
> 
> >     Yes, and perhaps an hybrid method would even be better.
> >
> >         Regards,
> >
> >             Stephane
> >
> >
> >
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> >
> 
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