Urban Mobility Index
An ML model trained on 600+ neighborhoods predicts walkability from street connectivity and transit density — giving planners a score for any location, even without pre-calculated metrics.
Pedestrian Activity & San Francisco's Hills
Do San Francisco's steep blocks (≥20% grade) actually keep people from walking through them? AOMA trip data says yes — pedestrian trips drop 60% above 20% grade even where transit is right there.
Quality of Life of NYC Children
Most quality-of-life indices don't really account for kids. We built one that does — a 0–10 score for children across all 55 NYC PUMAs that combines infrastructure access, economic pressure, air and water quality, and demographics.
Got a Ride? Ridesharing Equity in Chicago
I expected Uber and Lyft pickups to cluster in white, wealthy Chicago neighborhoods. 42 million trips later, the data said no — the pickups go where the trips are, which mostly means downtown.