On Fri, 10 Dec 2004, Ertl, John wrote:
> I am trying to get the maximum value in a 2-D array. I can use max but
> it returns the 1-D array that the max value is in and I then I need to
> do max again on that array to get the single max value.
>
> There has to be a more straightforward way...I have just not found it.
>
> >>> b = array([[1,2],[3,4]])
> >>> max(b)
> array([3, 4])
> >>> c = max(b)
> >>> max(c)
> 4
Hi John,
According to:
http://stsdas.stsci.edu/numarray/numarray-1.1.html/node35.html#l2h-108
you can use the 'max()' method of an array:
###
>>> import numarray
>>> b = numarray.array([[1,2],[3,4]])
>>> b.max()
4
###
Hope this helps!
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