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svds test failures
From: |
Marco atzeri |
Subject: |
svds test failures |
Date: |
Sat, 06 Aug 2011 12:18:15 +0200 |
User-agent: |
Mozilla/5.0 (Windows NT 5.1; rv:5.0) Gecko/20110624 Thunderbird/5.0 |
Hi,
on cygwin this test is always failing due to the
sigma=0 value used
[u2,s2,v2,flag] = svds(A,k,0,opts);
warning: returning fewer singular values than requested
warning: try increasing the value of sigma
Is it a problem to increase the value to at least 0.03 ?
octave:24> [u2,s2,v2,flag] = svds(A,k,0.03,opts);
octave:25> s2 = diag(s2)
s2 =
38.060
38.034
38.034
38.015
38.015
38.004
38.004
as expected.
Marco
- svds test failures,
Marco atzeri <=
- Re: svds test failures, Rik, 2011/08/06
- Re: svds test failures, Marco atzeri, 2011/08/07
- Re: svds test failures, Marco atzeri, 2011/08/07
- Re: svds test failures, Rik, 2011/08/07
- Re: svds test failures, Marco atzeri, 2011/08/07
- Re: svds test failures, Rik, 2011/08/07
- Re: svds test failures, Andreas Weber, 2011/08/07
- Re: svds test failures, Tatsuro MATSUOKA, 2011/08/07
- Re: svds test failures, Tatsuro MATSUOKA, 2011/08/07
- Re: svds test failures, Marco atzeri, 2011/08/08