[Numpy-discussion] Does Unreasonable Matrix Behavior affectScipy Sparse
Charles R Harris
charlesr.harris@gmail....
Fri Apr 25 16:46:10 CDT 2008
On Fri, Apr 25, 2008 at 2:46 PM, Dinesh B Vadhia <dineshbvadhia@hotmail.com>
wrote:
> Alan
>
> I posted this on the scipy list:
>
> 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 support.
>
> Any ideas?
>
>
Dinesh, what is the svn revision you are using? 'Latest' doen't tell us much
because it changes all the time.
Chuck
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