[Numpy-discussion] Apply a vector function to each row of a matrix

[David Huard]

On Thu, Oct 9, 2008 at 9:40 AM, Neal Becker <ndbecker2@gmail.com> wrote:

> David Huard wrote:
>
> > Neal,
> >
> > Look at: apply_along_axis
> >
> >
> I guess it'd be:
>
> b = empty_like(a)
> for row in a.shape[0]:
>  b[row,:] = apply_along_axis (func, row, a)
>

> I don't suppose there is a way to do this without explicitly writing a
> loop.


Have you tried

b = apply_along_axis(func, 1, a)

It should work.


>
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