Cartographic comparison of density estimation of alcohol outlets near San Antonio, Texas. A-D show San Antonio in the center and Austin in the upper right with more rural areas to the south and west, E-G are zoomed in to show just San Antonio. A and E illustrate KDE using a static bandwidth of ~10 km. B and F illustrate KDE using an adaptive bandwidth with an expected population of 1,000 people and a maximum distance of ~25 km. C shows a LandScan™ dataset where each pixel represents a population count. D shows point data representing alcohol outlets. G is a map of census tracts showing the percentage of families below the poverty level.
Carlos et al. International Journal of Health Geographics 2010 9:39 doi:10.1186/1476-072X-9-39