{ "city": "gangneung", "computed_at": "2026-05-12T15:39:11.754348", "variables": { "lambda_density_per_h_km2": 0.35, "area_km2": 1040.0, "avg_distance_km": 7.54, "avg_speed_kmh": 25.0, "capacity": 4 }, "estimates": { "m_lower": 27, "m_upper": 108, "m_geomean": 54, "m_recommended": 50 }, "data_basis": { "n_trips_observed": 43198, "n_days": 5, "time_range_minutes": [ 0, 1440 ], "spatial_filter": null }, "source": "Daganzo (1978), geometric mean of lower/upper bound" }