Week 6: Following Rivers Through Time

Getting to Know Classification in GIS

Classification is the process of sorting features on a map into groups or categories. The specific method of classification that you choose can lead to very different displays of data on maps.

The two images below were created with the same data, but using different classification methods. Take some time to examine them and think about how the data may have been split into the groupings you see.

US_equal_interval US_quantile