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Re: octave windows 2.9.12-3 Question


From: Michael Goffioul
Subject: Re: octave windows 2.9.12-3 Question
Date: Wed, 27 Jun 2007 07:53:23 +0200

On 6/27/07, David Bateman <address@hidden> wrote:
Ok, this is a bug in the secs2d package, in that it assumes that "which"
is available. I checked in a fix for this bug, but I suspect that
Michael didn't include them.

As far as the fix wasn't available when I made the package, then 'no', it's not
part of the package.

> 2. x=chirp([0:0.001:2],0,2,500);
> specgram(x,128,1000,100,80)
> This command is not giving me the full spectrum. The spectrum by default is
> in gray. Is there a way to change it to RGB.
>

This seems to be working correctly. I took the example

t = 0:0.001:2;              % 2 secs @ 1kHz sample rate
y = chirp(t,0,1,150);       % Start @ DC, cross 150Hz at t=1 sec
specgram(y,256,1e3,256,250)

I guess it depends on the active backend. This works OK in jhandles, but
not in gnuplot (which uses grayscale by default).

Michael.


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