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iTool User's Guide: Working with Surfaces |
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Three types of filters are available in the iSurface tool: smooth filtering and convolution filtering.
To convolve a surface:
For details on using the convolution filter, see Convolution Filter.
The median filter replaces each point with the median (a value in an ordered set of values with an equal number of values above and below it) of the one- or two-dimensional neighborhood of a given width.
to median a surface:
For details about using the median filter, see Median Filter.
The smooth filter removes unwanted noise from a surface.
To apply the smooth filter to a surface:
For details on using the smooth filter, see Smooth Filter.
IDL Online Help (March 01, 2006)