[Numpy-discussion] NA masks in the next numpy release?

Benjamin Root ben.root@ou....
Fri Oct 28 13:20:23 CDT 2011


On Fri, Oct 28, 2011 at 12:58 PM, Gary Strangman <strang@nmr.mgh.harvard.edu
> wrote:

>
> >> I wonder if that might be handled as a scikits-image extension, rather
> >> than core numpy?
> >
> > I think Stefan and Nathaniel and Gary Strangman and others are saying
> > we don't want to pay the price of a large memory hike for masking.   I
> > suspect that Nathaniel is right, and that a large majority of those of
> > us who want 'missing data' functionality, also want what we've called
> > ABSENT missing values, and care about memory.
>
> FWIW, Matthew correctly interprets my concerns. I also have very large
> non-image datasets, so pushing the problem into a more custom extension
> (esp. one focused on images) doesn't help me much.
>
> -best
> Gary
>
>
I would wonder if the masks could benefit from the approach used for the
"carray" (compressed arrays) project?

Ben Root
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