nipy/nipy — pull request #183 by matthew-brett (2012-06-15 07:05:31+00:00)
Title: RF: increase tolerance threshold for matrix_rank

Some buildbot failures showed that we often hit the tolerance thresholds
for matrix rank deficiency. Looking a bit further suggested we got the
tolerance calculation wrong. This switches the tolerance calculation to
the MATLAB default. Discussion at:

http://www.mail-archive.com/numpy-discussion@scipy.org/msg37819.html