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inverse distance weighted interpolation - [mathematics] An interpolation technique that estimates cell values in a raster from a set of sample points that have been weighted so that the farther a sampled point is from the cell being evaluated, the less weight it has in the calculation of the cell's value.
[Category=Geospatial ]
Source: esri, 21 May 2012 09:07:29, http://support.esri.com/en/knowledgebase/GISDictionary/term/abbreviation
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