[SciPy-User] SVD and SVDS

Jason Grout jason-sage@creativetrax....
Tue Nov 27 10:43:59 CST 2012


On 11/27/12 9:40 AM, Levent Serinol wrote:
> Hi,
>
>   I'm wondering why SVD is removed in new scipy versions. Now, there is
> only SVDS function in package.
>
> What's the difference between SVD and SVDS mainly ?
> and is there any difference between SVD and SVDS output U,S,V values ?
>

Just glancing at the docs, it seems that svds [1] is for sparse matrices 
and svd [2] is for dense matrices.  It doesn't look like the svd 
function is removed.

Thanks,

Jason


[1] 
http://docs.scipy.org/doc/scipy/reference/generated/scipy.sparse.linalg.svds.html

[2] 
http://docs.scipy.org/doc/scipy/reference/generated/scipy.linalg.svd.html#scipy.linalg.svd




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