[SciPy-dev] [Numpy-discussion] Tuning sparse stuff in NumPy

Robert Cimrman cimrman3@ntc.zcu...
Tue Apr 10 03:43:55 CDT 2007


Nathan Bell wrote:
> On 3/27/07, Robert Cimrman <cimrman3@ntc.zcu.cz> wrote:
>> ok. now which version of scipy (scipy.__version__) do you use (you may
>> have posted it, but I missed it)? Not so long ago, there was an effort
>> by Nathan Bell and others reimplementing sparsetools + scipy.sparse to
>> get better usability and performance. My (almost latest) version is
>> 0.5.3.dev2860.
> 
> Robert, did David find the source of his performance problems?  I
> suspect that he was using an older version of sparsetools, but I'd
> like to know for sure.

I am not sure either, but I think the slowness he perceived was due to
using the version 0.5.2.

David, did you try your benchmarks with the latest SVN version?

r.


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