{
  "scenario_id": "s9",
  "alert_threshold": 0.68,
  "expected_score": 0.87,
  "weights": {
    "ais_gap": 0.20,
    "track_origin_offshore_anomaly": 0.18,
    "co_observation": 0.16,
    "mac_first_seen_ratio": 0.12,
    "mac_attribution": 0.12,
    "spatial_proximity_infra": 0.12,
    "mac_manufacturer_jsd": 0.06,
    "temporal_dwell": 0.04
  }
}