OSM Topology Skill

OpenStreetMap graph analysis: road networks, routing, and topological structure with GF(3) coloring.

Trigger

• OpenStreetMap data processing
• Road network analysis, routing
• Graph-based geographic queries
• Street network topology

GF(3) Trit: -1 (Validator)

Validates topological consistency of geographic networks.

OSM Data Model

OSM uses three primitives:

• Nodes: Points with lat/lon
• Ways: Ordered lists of nodes (roads, boundaries)
• Relations: Groups of nodes/ways (routes, multipolygons)