[SciPy-dev] scipy.signal.convolve2d significantly slower than matlab

Stéfan van der Walt stefan at sun.ac.za
Tue Jun 17 05:27:39 EDT 2008


Hi Joel

2008/6/16 Joel Schaerer <joel.schaerer at insa-lyon.fr>:
> I've found that the 2D convolution code in scipy is significantly slower than
> matlab's. The following code:

Also take a look at fftconvolve.

Regards
Stéfan



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