Spatial Analysis

3 articles

Spatial Analysis with GeoPandas: From Joins to Autocorrelation

A spatial analysis workflow that starts with point-to-polygon joins and builds toward spatial weights, autocorrelation testing, and LISA cluster detection…

Feb 2026 · Methodology

Mobility Deserts: Close on Paper, Unreachable by Car

Federal food access policy assumes proximity equals access. But in California, 1 in 8 neighborhoods face a hidden barrier: stores are within a mile, but poor…

Nov 2025 · Transit Equity

The Widening Gap: Why Some Neighborhoods Are Falling Behind

County-wide SNAP rates rose 2 points over four years. But what happens when we look at neighborhoods instead of the whole county?

Oct 2025 · Food Security