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
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.
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.