[Kst] psd normalization bug

Barth Netterfield netterfield at astro.utoronto.ca
Wed Nov 10 19:02:51 CET 2004


I take it back..... I can't see this.  What is the situation (vector lengths, 
fft lengths, appodize? remove mean? etc)

cbn

On November 10, 2004 12:53 pm, Barth Netterfield wrote:
> Right... Found that.  I'll send a new patch.
>
> cbn
>
> On November 10, 2004 07:08 am, George Staikos wrote:
> > On Wednesday 10 November 2004 06:12, George Staikos wrote:
> > > On Tuesday 09 November 2004 17:36, Barth Netterfield wrote:
> > > > The normalization and averaging for PSD's was wrong.  This fixes that
> > > > bug.
> > > >
> > > > This is very serious, and should go into 1.0.0
> > >
> > >   Funny, someone here just told me an hour ago that they were thinking
> > > about writing a paper because the PSDs they see in Kst defy existing
> > > theorems. :) We're testing now, I'll tell you what the response is.  If
> > > it's good, I will commit to hfi branch and then merge my PSD changes on
> > > top to make re-merging the branch easier after 1.0.
> >
> >    This patch seems to disable PSDs entirely for us.  We get empty PSD
> > windows, at least in our common cases.
>
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