[ghost-dev] Re: Getting started

Anup K C anupkc at gmail.com
Mon Jun 5 06:20:00 PDT 2006


Hi Jean-Mark

The AES papers that you are referring to the wiki - are they the same paper
? CAn i get to read it ?

On 6/5/06, Jean-Marc Valin <Jean-Marc.Valin at usherbrooke.ca> wrote:
>
> Le lundi 05 juin 2006 à 18:14 +0530, Anup K C a écrit :
> > Now that we have a discussion forum, how do w eplan to take forward
> > the development ? Can you suggest me a point from which I can take off
> > experimenting with your ideas?
>
> I think the first and most important part we need to sort out is the
> sinusoidal (and optionally harmonic) analysis. I suggest you experiment
> with different methods and see which one works best. As I mentioned
> before, I've got some code in svn that implements one method (feel free
> to ask questions, since the code is not well commented), but there are
> other possible ways (FFT phase, subspace, ...) that can be tried. I'm
> not even sure how "works best" can be defined given the fact that we
> don't have a quantizer for sinusoids yet. I guess we want something that
> models the sinusoids as much as good as possible without picking up the
> noise -- while at the same time having continuous values that will be
> quantized easily. I've got paper from the latest AES convention I could
> scan for you that describes two different sinusoid extraction methods.
>
> I've been putting some random thoughts and explanations on:
> http://wiki.xiph.org/Ghost so maybe you could expand that as you
> experiment.
>
>        Jean-Marc
>
> P.S. Monty, please subscribe to the list.
>
> > On 6/3/06, Ralph Giles <giles at xiph.org> wrote:
> >         On Sat, Jun 03, 2006 at 09:34:45PM +1000, Jean-Marc Valin
> >         wrote:
> >
> >         > just checking if the list is working now (Ralf said it
> >         didn't).
> >
> >         Seems to be owrking now.
> >
> >         -r
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> >
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>
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