On Sun, Sep 18, 2011 at 9:09 AM, Keith Hughitt <keith.hugh...@gmail.com> wrote:
> I'm sure it is simply a coding error on my part, but so far I havne't been
> able to track it down.
I don't think it's something you've done wrong. See e.g.:
In [9]: x = np.ma.array([[1,2,3]])
In [10]: np.std(x, axis=0)
Out[10]:
masked_array(data = [0.0 0.0 0.0],
mask = [False False False],
fill_value = 1e+20)
Regards
Stéfan
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