title: Mapping population data from zone centroid locations.
abstract: The author describes the difficulties associated with the use of maps to represent census data.  "A review of the problems associated with population mapping is followed by a discussion of [an alternative method known as] a raster method for handling census data, based on population-weighted centroids, and its implications for GIS "[geographic information systems]."  The geographical scope is worldwide, with an example provided using data for Wales.
authors.forename: D
authors.initials: D
authors.lastname: Martin
mesh_terms: D019049:Developed Countries; D005060:Europe; D005069:Evaluation Studies as Topic; D005843:Geography; D008377:Maps as Topic; D008722:Methods; D011153:Population; D012106:Research; D012942:Social Sciences; D013223:Statistics as Topic; D006113:United Kingdom; D014852:Wales
keywords: Data Analysis; Developed Countries; Europe; Evaluation; Geographic Factors; Geography; Maps; Methodological Studies; Northern Europe; Population; Research Methodology; Social Sciences; United Kingdom; Wales; World