Proportional Symbols and Bivariate Choropleth Maps
Proportional Symbol Mapping in GIS In todays article, we are going to talk about two types maps. Proportional and Bivariate Choropleth maps. One is used to display data that is proportional to a clustering radius of location. For example, a proportional map can be used for population ort even crime data per city. The bigger the circle on the map, the more data exists at that location. therefore, the bigger the circle, the more data that is being represented. It also shows which areas have a small amount of data, thus representing a small circle. https://www.axismaps.com/guide/proportional-symbols Map of India displaying population counts in each city: Map Legend I first wanted to focus on making my population proportional circles legible on my legend. To do this, I converted my legend with multiple circles into a graphic. I then moved the circles on top of each other, putting the circles smallest to largest oriented to the bottom of the legend expanding outward. Each circle was give