[Numpy-discussion] Problems understanding histogram2d

[yogesh karpate]

I think since its a joint histogram, you need to have equal no. of data
points and bins
in both x and y.

On Fri, Jul 20, 2012 at 5:11 PM, Andreas Hilboll <lists at hilboll.de> wrote:

> Hi,
>
> I have a problem using histogram2d:
>
>    from numpy import linspace, histogram2d
>    bins_x = linspace(-180., 180., 360)
>    bins_y = linspace(-90., 90., 180)
>    data_x = linspace(-179.96875, 179.96875, 5760)
>    data_y = linspace(-89.96875, 89.96875, 2880)
>    histogram2d(data_x, data_y, (bins_x, bins_y))
>
>    AttributeError: The dimension of bins must be equal to the dimension of
> the sample x.
>
> I would expect histogram2d to return a 2d array of shape (360,180), which
> is full of 256s. What am I missing here?
>
> Cheers,
> Andreas.
>
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-- 
    Regards
Yogesh Karpate
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