[Numpy-discussion] Sparse Matrices in Numpy -- (with eigenvalue algorithms if possible)
Nathan Bell
wnbell@gmail....
Mon Jun 23 20:08:01 CDT 2008
On Mon, Jun 23, 2008 at 3:36 PM, Dan Yamins <dyamins@gmail.com> wrote:
> I'm wondering if there is a currently-available Sparse-Matrix package for
> numpy? If so, how do I get it? And, if there is a good sparse-matrix
> package, does it include an eigenvalue-computation algorithm? How would a
> sparse-matrix package interact with something like numpy.linalg.eig, or for
> that matter any of the other numpy modules?
>
The next version of SciPy will include two sparse eigensolvers: ARPACK
and LOBPCG
http://scipy.org/scipy/scipy/browser/trunk/scipy/sparse/linalg/eigen
If you're familiar with MATLAB's eigs(), then you'll find ARPACK easy to use.
--
Nathan Bell wnbell@gmail.com
http://graphics.cs.uiuc.edu/~wnbell/
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