[Numpy-discussion] interpolation in numpy
Thu Jul 9 09:57:24 CDT 2009
thats the one.
Unfortunately, installing scipy makes my project dependant on another
package. However, I installed it and it works...
2009/7/9 Joe Kington <firstname.lastname@example.org>:
> scipy.ndimage.zoom is exactly what you're looking for, as Zach Pincus
> already said.
> As far as I know, numpy doesn't have any 3D interpolation routines, so
> you'll have to install scipy. Interp2d will only interpolate slices of your
> data, not the whole volume.
> On Thu, Jul 9, 2009 at 8:42 AM, Thomas Hrabe <email@example.com> wrote:
>> Hi all,
>> I am not a newbie to python and numpy, but however, I kinda do not
>> find a proper solution for my interpolation problem without coding it
>> explicitly myself.
>> All I want to do is to increase the resolution of an tree dimensional
>> I have a volume 'a'
>> a = numpy.random.rand(3,3,3)
>> now, I would like to expand a to a volume b of size say 10x10x10
>> I want b to have interpolated values from a. One could think of this
>> procedure as "zooming" into the volume, similar for images or so.
>> numpy.interp does such a thing for 1d, but is there such function for 3d,
>> Thank you in advance for your help,
>> FYI: I do not have scipy installed
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