mail[task #7807] Speed-up of dispersion models for Clustered analysis


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Posted by Edward d Auvergne on June 15, 2014 - 21:30:
Follow-up Comment #211, task #7807 (project relax):

The following timing script and log file demonstrate that the numpy.dot() out
argument is not operating as it should be.  Using the out argument should be
faster, but this example shows at least for numpy 1.6.2 and 1.8.0 that it is
slower!  Therefore the only conclusion that I can make is that the numpy
people have not implemented this efficiently and they do not use the fast
BLAS/LAPACK inplace operations.

(file #21039, file #21040)
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Additional Item Attachment:

File name: dot_speed2.py                  Size:4 KB
File name: dot_speed2.log                 Size:1 KB


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