[Numpy-discussion] How fast are small arrays currently?

Perry Greenfield perry at stsci.edu
Tue Jan 20 17:46:00 CST 2004


On Tuesday, January 20, 2004, at 05:54 PM, Ray Schumacher wrote:

> With a cross-over at ~2000 elements, can we safely say that working 
> with video, FITS cubes or other similar imagery would be fastest with 
> numarray for summing or dividing 2D arrays? (~920K elements)
>
As long as you treat the array as a whole, I'd say that usually 
numarray would be better
suited. That doesn't mean you won't find some instances where it is 
slower for certain
operations. (When you do, let us know).

Perry Greenfield





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