[Numpy-discussion] deprecate numpy.matrix
eat
e.antero.tammi at gmail.com
Mon Feb 10 14:12:19 EST 2014
On Mon, Feb 10, 2014 at 9:08 PM, alex <argriffi at ncsu.edu> wrote:
> On Mon, Feb 10, 2014 at 2:03 PM, eat <e.antero.tammi at gmail.com> wrote:
> > Rhetorical or not, but FWIW I'll prefer to take singular value
> decomposition
> > (u, s, vt= svd(x)) and then based on the singular values s I'll estimate
> a
> > "numerically feasible rank" r. Thus the diagonal of such hat matrix
> would be
> > (u[:, :r]** 2).sum(1).
>
> It's a small detail but you probably want svd(x, full_matrices=False)
> to avoid anything NxN.
>
Indeed.
Thanks,
-eat
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