{
  "active_candidate_category_counts": {
    "ai_microsoft_consensus": 279,
    "ai_only": 252,
    "microsoft_only": 42
  },
  "active_candidate_count": 573,
  "active_remaining_provisional_roof_units": 724,
  "candidate_category_counts": {
    "ai_microsoft_consensus": 285,
    "ai_only": 252,
    "microsoft_only": 54
  },
  "candidate_source_presence_counts": {
    "source_ai": 537,
    "source_microsoft": 339,
    "source_osm": 8
  },
  "fully_preexisting_osm_candidate_count": 7,
  "input_source_feature_counts": {
    "ai_valid_feature_count": 537,
    "google_feature_count_excluded_from_queue_processing": 1,
    "igac_feature_count_excluded_from_queue_processing": 491,
    "microsoft_valid_feature_count": 491,
    "osm_raw_feature_count": 8,
    "osm_unique_valid_source_feature_count": 8
  },
  "insufficient_oam_coverage_candidate_count": 11,
  "license_boundary": {
    "candidate_geometry_sources": [
      "AI derived from OAM",
      "Microsoft"
    ],
    "excluded_from_queue_processing": [
      "IGAC",
      "Google Open Buildings"
    ],
    "qa_only_sources": [
      "OpenStreetMap"
    ],
    "upload_ready_candidate_count": 0
  },
  "matching_thresholds": {
    "ai_microsoft": {
      "maximum_centroid_distance_m_for_proximity_match": 8.0,
      "maximum_edge_distance_m": 2.0,
      "minimum_iou": 0.1,
      "minimum_smaller_footprint_overlap": 0.35
    },
    "minimum_valid_oam_coverage_fraction": 0.95,
    "osm_deduplication": {
      "assignment": "each unique OSM source feature to at most one best candidate",
      "minimum_candidate_coverage": 0.5,
      "minimum_intersection_area_m2": 1.0,
      "minimum_iou": 0.2,
      "minimum_osm_source_coverage": 0.5,
      "minimum_union_candidate_coverage_for_full_exclusion": 0.85,
      "proximity_only_matching": false
    }
  },
  "metric_crs": "EPSG:32618",
  "osm_mapped_provisional_roof_units": 8,
  "osm_overlap_candidate_count": 8,
  "partial_osm_conflation_candidate_count": 1,
  "pilot_candidate_count": 200,
  "pilot_candidate_strata_counts": {
    "ai_only": 35,
    "consensus": 130,
    "microsoft_only": 35
  },
  "pilot_eligible_candidate_count": 572,
  "provisional_roof_units_note": "A screening workload measure: one per candidate, or the number of Microsoft footprints when an AI component spans several. It is not a confirmed building count.",
  "queue_candidate_count": 591,
  "remaining_provisional_roof_units": 735,
  "source_provenance": {
    "ai_screening": {
      "models": [
        "hotosm/dinov3s-buildings"
      ],
      "role": "candidate geometry; screening only"
    },
    "google_open_buildings": {
      "reason": "sole local detection is below the dataset's recommended confidence",
      "role": "excluded from queue processing"
    },
    "microsoft": {
      "license": "CDLA-Permissive-2.0",
      "role": "candidate geometry and AI corroboration",
      "snapshot_verified": "2026-08-13"
    },
    "oam_imagery": {
      "acquisition_dates": [
        "2025-11-29"
      ],
      "gsd_m_values": [
        0.056767
      ],
      "role": "authoritative tracing imagery"
    },
    "openstreetmap": {
      "role": "strict de-duplication and conflation signal only",
      "snapshot_verified": "2026-08-19",
      "unique_input_source_feature_count": 8
    }
  },
  "total_provisional_roof_units": 743,
  "unique_osm_input_source_feature_count": 8,
  "unique_osm_matched_source_feature_count": 8,
  "warning": "Screening output only. Human review, OSM community consultation, and license/import-policy checks are required before editing OSM."
}