"One of the most common analysis made in urban planning is to determine the area of influence of a series of points, to know for example how many people is served by each school in a city, or manage a network of public transport. Among all the alternatives to carry out this kind of analysis, we could highlight the use of Voronoi Tessellation, an algorithm consisting on “The partitioning of a plane with points into convex polygons such that each polygon contains exactly one generating point and every point in a given polygon is closer to its generating point than to any other.”Read more at blog.impure.com