Density Mapping in Google Maps with HeatMapAPIDensity Mapping in Google Maps with HeatMapAPI Posted on March 11, 2009. Filed under: Google Maps | In the GIS world heat maps are a graphical representation of point data on a map through the use of colors that indicate the density of some variable such as crime incidents or traffic accidents. Heat maps let users quickly visualize the density of locations. Being able to understand the density of
