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From: | Thomas D. Dean |
Subject: | Re: cov(x,y) = matrix or number? |
Date: | Sun, 11 Mar 2012 20:42:09 -0700 |
User-agent: | Mozilla/5.0 (X11; FreeBSD amd64; rv:10.0.2) Gecko/20120310 Thunderbird/10.0.2 |
On 03/11/12 18:54, Jordi Gutiérrez Hermoso wrote:
On 11 March 2012 21:41, Muhali<address@hidden> wrote:I just noticed that octave gives O> X = [1 2; 1 3; 2 5] ; O> cov(X(:,1), X(:,2)) ans = 0.833 while matlab returns a matrix M> cov(X(:,1), X(:,2)) ans = 0.3333 0.8333 0.8333 2.3333You know what to do... http://hg.savannah.gnu.org/hgweb/octave/file/05635e4c605a/scripts/statistics/base/cov.m#l60 - Jordi G. H. _______________________________________________ Help-octave mailing list address@hidden https://mailman.cae.wisc.edu/listinfo/help-octave
octave-3.6.1:8> X = [1 2; 1 3; 2 5] ; octave-3.6.1:9> cov(X) ans = 0.33333 0.83333 0.83333 2.33333 Tom Dean
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