[Numpy-discussion] Memory hungry reduce ops in Numpy

Robert Kern robert.kern at gmail.com
Tue Nov 15 12:57:14 EST 2011

On Tue, Nov 15, 2011 at 16:55, Gael Varoquaux
<gael.varoquaux at normalesup.org> wrote:
> On Tue, Nov 15, 2011 at 05:46:52PM +0100, Andreas Müller wrote:
>>    My question was more along the lines of "why doesn't numpy do the online
>>    algorithm".
> It's probably a matter of nobody having had the time and the urge to code
> it, _and_ do all the extra steps necessary to integrate to the core
> numpy: working on n dimensions, suporting all the options of the current
> implementation, doing the tests, doing the docs.
> I don't think that anybody would frown upon a pull request that
> implements a better algorithm. It's just work, as you know given your
> contributions to other project.

Actually, last time I suggested it, it was brought up that the online
algorithms can be worse numerically. I'll try to find the thread.

Robert Kern

"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
  -- Umberto Eco

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