[Numpy-discussion] ufunc for sum of squared difference
Stephan Hoyer
shoyer at gmail.com
Mon Nov 14 20:49:30 EST 2016
On Mon, Nov 14, 2016 at 5:40 PM, Matthew Harrigan <
harrigan.matthew at gmail.com> wrote:
> Essentially it creates a reduce for a function which isn't binary. I
> think this would be generally useful.
>
NumPy already has a generic enough interface for creating such ufuncs. In
fact, it's called a "generalized ufunc":
https://docs.scipy.org/doc/numpy/reference/c-api.generalized-ufuncs.html
I think you could already write "implicit reductions" using gufuncs?
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