choropleth map

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  • noun

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a map that uses graded differences in shading or color or the placing of symbols inside defined areas on the map in order to indicate the average values of some property or quantity in those areas

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References in periodicals archive ?
htm) shows a chloropleth map (display of quantitative or qualitative information about subentities in terms of symbols or colors) of ecoregions with numbers of avian influenza cases (each spatially and temporally isolated set of individual events, regardless of number of deaths, is recorded as a case).
Using genetic algorithms to create multi-criteria class intervals for chloropleth maps.
However, the delineations of its classes, as in any chloropleth map, are only approximations, thus even the Thompson and Beckmann map is not completely accurate.
Certain chloropleth maps, specifically the ethnic and religious offerings, tend to be overly simplified, given the level of detail shown.
1 (ESRI, Redlands, CA, USA) was used to create chloropleth maps based on disease rates and LDI measures.