[SciPy-user] sparse matrices again
Sat Feb 21 10:23:55 CST 2009
On Fri, 2009-02-20 at 15:05 -0500, Nathan Bell wrote:
> On Fri, Feb 20, 2009 at 4:02 AM, Soeren Sonnenburg <email@example.com> wrote:
> >> What do you want to do exactly?
> > Just a pointer to the standard ccs format (similar to what I have in
> > octave) to be able to exchange data with shogun
> > (www.shogun-toolbox.org).
> You can access those arrays in Python:
> A = csc_matrix( ... )
> A.indptr # pointer array
> A.indices # indices array
> A.data # nonzero values array
I need to pass A to C++ code, so I need access to sparse arrays from C/C
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