[Numpy-discussion] "moving window" in numpy
Stefan van der Walt
stefan at sun.ac.za
Mon Nov 26 08:34:56 EST 2007
Hi Matthew
On Sun, Nov 25, 2007 at 05:00:48PM -0800, Matthew Perry wrote:
> I'm not sure if my terminology is familiar but I'm trying to do a
> "moving window" analysis (ie a spatial filter or kernel) on a 2-D
> array representing elevation. For example, a 3x3 window centered on
> each cell is used to calculate the derivate slope of that cell.
Take a look at Anne Archibald's post:
http://projects.scipy.org/pipermail/numpy-discussion/2006-November/024760.html
and its attachment here:
http://projects.scipy.org/pipermail/numpy-discussion/attachments/20061120/d057cb0b/attachment.py
Regards
Stéfan
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