Learn how to sample addresses from Open Addresses in Python with Hex.

Leverage spatial indices to make joining POI data simple.

Fall is approaching. If you want to see the leaves change but can't get up to Vermont or NH (or even Upstate) to peep them, where should you head? In this tutorial we use data on NYC maple trees to identify potential neighborhood leaf-peeping spots. We cluster trees and then turn the clustered points into polygons.