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distance decay - [spatial analysis] A mathematical representation of the effect of distance on the accessibility of locations and the number of interactions between them, reflecting the notion that demand drops as distance increases. Distance decay can be expressed as a power function or as an exponential function.
[Category=Geospatial ]
Source: esri, 01 April 2012 09:37:47, http://support.esri.com/en/knowledgebase/GISDictionary/term/abbreviation
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