[Numpy-discussion] deprecate numpy.matrix

alex argriffi at ncsu.edu
Mon Feb 10 12:00:27 EST 2014

On Mon, Feb 10, 2014 at 11:27 AM,  <josef.pktd at gmail.com> wrote:
> How do we calculate the diagonal of the hat matrix without using N by N
> matrices?

Not sure if this was a rhetorical question or what, but this seems to work
leverages = np.square(scipy.linalg.qr(X, mode='economic')[0]).sum(axis=1)
Sorry for off-topic...

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