Li, Z., Li, L., Hu, T. et al. Satellite mapping of every building’s function in urban China reveals deep built environment disparities. Nat Commun
Objective:
- Present SinoBF-1 to delineate 110 million buildings across 109 major cities
Case:
- Chinese cities
Methodology:
- Deep learning
- Diversity index (entropy)
- Inequality (Gini)
Data Source
- 1-meter satellite data
Findings:
- Accessibility and amenity diversity decline sharply from top- to low-tier cities
