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donut rings - [spatial analysis] A method of defining the rings in an analysis so that the values inside the rings are exclusive. For example, in an analysis with three donut rings and 10 households in each, the total number of households for each ring would be 10.
[Category=Geospatial ]
Source: esri, 03 April 2012 08:32:33, http://support.esri.com/en/knowledgebase/GISDictionary/term/abbreviation
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