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Re: Questions about signal analysis
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From: |
Andreas Weber |
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Subject: |
Re: Questions about signal analysis |
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Date: |
Tue, 1 Nov 2016 06:47:03 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.2.0 |
Am 31.10.2016 um 21:54 schrieb Ahmed Husain ?Abbas Mohamed Sahrab:
> I've got a question about finding the PSD (Power Spectral Density) in
> octave, I looked at the documentation and used the following code to
> find it.
> ....
> I'm wondering if there is a separate command to commute the PSD and the
> power spectrum, and my second question is how to pick the frame size.
I guess you are looking for the pwelch function which estimates the psd
from the signal package:
http://octave.sourceforge.net/signal/function/pwelch.html
-- Andy