[SciPy-user] Fastest way to save/load fairly large (sparse) matrices
Wed Jul 18 15:59:06 CDT 2007
Dear David, this code works for me. It's not the most elegant, but at
least you get the idea. See the test() function for the example usage.
David Warde-Farley wrote:
> Hi folks,
> I've been wrestling with this problem for some time now. Essentially
> I'm using Numpy/Scipy as the backend in a python-based web
> application and need a way of serializing the contents of a fairly
> large, but sparsely populated, symmetric matrix to disk. So far I've
> experimented with just ASCII dumps and pickling, but neither really
> has the kind of speed that I'm looking for (and is kind of necessary
> for an interactive web application). Is there some better way?
> To give you an idea of the scale, I'm hoping to get this to work with
> 20000x20000 matrices that are about 1% full.
> SciPy-user mailing list
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