On Tue, Dec 9, 2014 at 10:15 AM, Clark Fitzgerald <clarkfitzg@gmail.com> wrote:
I was looking for this functionality recently- this would be useful.
Thanks!
On Tue, Dec 9, 2014 at 6:24 AM, Irvin Probst < irvin.probst@ensta-bretagne.fr> wrote:
On 09/12/2014 15:22, Eric Moore wrote:
I've just submitted PR #4249 adding qr_update, qr_insert and qr_delete for performing rank-k updates, adding rows or columns and removing rows or colums.
That's exactly what I was looking for in order to speed up my pole placement routines ! Actually I was about to start coding this myself tomorrow. I would really like to have this into scipy. Have a nice day.
Same here, good to see this arriving in scipy I as looking for this some months ago. (although, IIRC, I ended up with Q-less R updating for the special use case of out of memory least squares.) Josef
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