[Numpy-discussion] Does Unreasonable Matrix Behavior affectScipy Sparse
Alan G Isaac
Fri Apr 25 18:17:19 CDT 2008
>> 1. Please post a small example. 2. Do you have the very
>> latest SVN (post r5084)?
On Fri, 25 Apr 2008, Dinesh B Vadhia apparently wrote:
> I have a working program with b=Ax, where A is a large
> sparse matrix. However, I need the int8 support in the
> sparse library to utilize much larger matrices. I managed
> to get hold of a numpy svn 5066 and scipy svn 4167 build,
> and b=Ax now returns garbage results. Nothing was changed
> in the program except replacing getrow with .todense() and
> I checked these to make sure the right rows were being
> picked up.
> Wish I could point out where exactly the problem lies but
> there was no Traceback just the wrong results but it can
> safely be assumed it is with the numpy/scipy matrix
You need to post a small example (actual code) that
generates the error. But first update NumPy from SVN and
confirm that th problem still exists.
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