地图上的点似乎是在聚集，但是它们只是指示其他东西的聚类吗？— Using Philadelphia’s open data portal, I downloaded the Part 1 crime data reported between January 1 and November 8, 2022. I then filtered the data for only criminal homicides, and I threw the location of those homicides on the map of neighborhoods in Philadelphia shown below. At first glance, you…
