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Re: how to improve the speed of octave?


From: Thomas Weber
Subject: Re: how to improve the speed of octave?
Date: Fri, 15 Sep 2006 08:55:36 +0200

Hi, 

Am Donnerstag, den 14.09.2006, 23:11 -0700 schrieb frank wang:

> I am trying to use octave for a big project. It is written in matlab.
> When I run the code on octave, it is significantly slow. The code
> involes a lot of fft operation. I have compiled the octave 2.9.8 by
> myself. How can I compile the octave to make it run faster? Do I need
> to install Atlas, fftw3, blas, lapack or other packages?

Yes.

In short, for FFT, fftw3 is the way to go. The same goes for BLAS
operations, where Atlas is your friend.

Depending on your Linux distribution, these should already be packaged,
so installation should be easy.

Regards
        Thomas




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