{
 "ocl_version": "0.1.0",
 "name": "C\u00f4te des Estachoires",
 "slug": "cote-des-estachoires",
 "confidence": "U",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 30.113429735058617,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 194.0,
   "end_distance_m": 196.0,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 278.6305582775602,
   "min_gradient_pct": -9.142806032699013,
   "suppressed_max_gradient_pct": 67.9685582023069,
   "suppressed_location_m": [
    261.0,
    263.0
   ],
   "suppressed_min_gradient_pct": -44.56310387491271,
   "suppressed_min_location_m": [
    178.0,
    180.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 28.037897130949812,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 194.0,
   "end_distance_m": 197.0,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 278.86942659678755,
   "min_gradient_pct": 1.4454610604047957,
   "suppressed_max_gradient_pct": 60.52585717006688,
   "suppressed_location_m": [
    261.0,
    264.0
   ],
   "suppressed_min_gradient_pct": -33.01608574954381,
   "suppressed_min_location_m": [
    178.0,
    181.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 26.96715943600566,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min",
    "texture_excluded",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 194.0,
   "end_distance_m": 199.0,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 279.37664765465934,
   "min_gradient_pct": 5.551455403783621,
   "suppressed_max_gradient_pct": 50.10478231666525,
   "suppressed_location_m": [
    261.0,
    266.0
   ],
   "suppressed_min_gradient_pct": -14.892529875376113,
   "suppressed_min_location_m": [
    137.0,
    142.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.117174136936228,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min",
    "texture_excluded",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 194.0,
   "end_distance_m": 204.0,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 280.4400070965527,
   "min_gradient_pct": 7.847497264594949,
   "suppressed_max_gradient_pct": 33.76459785836914,
   "suppressed_location_m": [
    257.0,
    267.0
   ],
   "suppressed_min_gradient_pct": -8.517624695097084,
   "suppressed_min_location_m": [
    137.0,
    147.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.64718557658091,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 184.0,
   "end_distance_m": 204.0,
   "start_elevation_m": 276.1105699812365,
   "end_elevation_m": 280.4400070965527,
   "min_gradient_pct": 10.759539525311368,
   "suppressed_max_gradient_pct": 26.033962177329215,
   "suppressed_location_m": [
    117.0,
    137.0
   ],
   "suppressed_min_gradient_pct": 3.649473837603523,
   "suppressed_min_location_m": [
    137.0,
    157.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.017019434812482,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded",
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 182.0,
   "end_distance_m": 207.0,
   "start_elevation_m": 275.65426061917077,
   "end_elevation_m": 280.9085154778739,
   "min_gradient_pct": 10.55667872687286,
   "suppressed_max_gradient_pct": 24.715723893895074,
   "suppressed_location_m": [
    112.0,
    137.0
   ],
   "suppressed_min_gradient_pct": 5.797900821627309,
   "suppressed_min_location_m": [
    137.0,
    162.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 17.962387270171348,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 182.0,
   "end_distance_m": 232.0,
   "start_elevation_m": 275.65426061917077,
   "end_elevation_m": 284.63545425425644,
   "min_gradient_pct": 12.95783272650192,
   "suppressed_max_gradient_pct": 21.22233467976912,
   "suppressed_location_m": [
    87.0,
    137.0
   ],
   "suppressed_min_gradient_pct": 10.057195218742152,
   "suppressed_min_location_m": [
    0.0,
    50.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.315,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 127.0,
  "shape_class": "sustained"
 },
 "length_m": 371.85963933966525,
 "start_elevation_m": 250.18394116879904,
 "end_elevation_m": 305.68385702099596,
 "endpoint_gain_m": 55.49991585219692,
 "overall_gradient_pct": 14.924963610127639,
 "accumulated_ascent_m": 58.344647669926644,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 26.96715943600566,
   "start_distance_m": 194.0,
   "end_distance_m": 199.0,
   "midpoint_distance_m": 196.5,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 279.37664765465934,
   "start_xy": [
    545670.7200321718,
    6246714.220032385
   ],
   "end_xy": [
    545671.9622054715,
    6246719.063275667
   ]
  },
  "max_10m": {
   "gradient_pct": 24.117174136936228,
   "start_distance_m": 194.0,
   "end_distance_m": 204.0,
   "midpoint_distance_m": 199.0,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 280.4400070965527,
   "start_xy": [
    545670.7200321718,
    6246714.220032385
   ],
   "end_xy": [
    545672.8511431431,
    6246723.972161929
   ]
  },
  "max_20m": {
   "gradient_pct": 21.64718557658091,
   "start_distance_m": 184.0,
   "end_distance_m": 204.0,
   "midpoint_distance_m": 194.0,
   "start_elevation_m": 276.1105699812365,
   "end_elevation_m": 280.4400070965527,
   "start_xy": [
    545668.2356855724,
    6246704.533545819
   ],
   "end_xy": [
    545672.8511431431,
    6246723.972161929
   ]
  },
  "max_25m": {
   "gradient_pct": 21.017019434812482,
   "start_distance_m": 182.0,
   "end_distance_m": 207.0,
   "midpoint_distance_m": 194.5,
   "start_elevation_m": 275.65426061917077,
   "end_elevation_m": 280.9085154778739,
   "start_xy": [
    545667.7055502329,
    6246702.605351334
   ],
   "end_xy": [
    545673.1995879968,
    6246726.951857583
   ]
  },
  "max_50m": {
   "gradient_pct": 17.962387270171348,
   "start_distance_m": 182.0,
   "end_distance_m": 232.0,
   "midpoint_distance_m": 207.0,
   "start_elevation_m": 275.65426061917077,
   "end_elevation_m": 284.63545425425644,
   "start_xy": [
    545667.7055502329,
    6246702.605351334
   ],
   "end_xy": [
    545672.3044603448,
    6246751.756080534
   ]
  },
  "max_100m": null
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 5.551455403783621,
   "start_distance_m": 304.0,
   "end_distance_m": 309.0,
   "midpoint_distance_m": 306.5,
   "start_elevation_m": 296.6784297453286,
   "end_elevation_m": 296.95600251551775,
   "start_xy": [
    545663.7705631052,
    6246821.850158668
   ],
   "end_xy": [
    545664.7031078379,
    6246826.760351434
   ]
  },
  "min_10m": {
   "gradient_pct": 7.847497264594949,
   "start_distance_m": 299.0,
   "end_distance_m": 309.0,
   "midpoint_distance_m": 304.0,
   "start_elevation_m": 296.17125278905826,
   "end_elevation_m": 296.95600251551775,
   "start_xy": [
    545663.4584841636,
    6246816.859907499
   ],
   "end_xy": [
    545664.7031078379,
    6246826.760351434
   ]
  },
  "min_20m": {
   "gradient_pct": 10.759539525311368,
   "start_distance_m": 293.0,
   "end_distance_m": 313.0,
   "midpoint_distance_m": 303.0,
   "start_elevation_m": 295.4569040117183,
   "end_elevation_m": 297.60881191678055,
   "start_xy": [
    545663.0839894336,
    6246810.871606095
   ],
   "end_xy": [
    545665.4749742578,
    6246830.685172734
   ]
  },
  "min_25m": {
   "gradient_pct": 10.55667872687286,
   "start_distance_m": 298.0,
   "end_distance_m": 323.0,
   "midpoint_distance_m": 310.5,
   "start_elevation_m": 296.09024595690994,
   "end_elevation_m": 298.72941563862815,
   "start_xy": [
    545663.3960683752,
    6246815.861857264
   ],
   "end_xy": [
    545667.4046403073,
    6246840.497225981
   ]
  },
  "min_50m": {
   "gradient_pct": 12.95783272650192,
   "start_distance_m": 293.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 318.0,
   "start_elevation_m": 295.4569040117183,
   "end_elevation_m": 301.93582037496924,
   "start_xy": [
    545663.0839894336,
    6246810.871606095
   ],
   "end_xy": [
    545671.2639724064,
    6246860.121332477
   ]
  },
  "min_100m": null
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 30.113429735058617,
   "start_distance_m": 194.0,
   "end_distance_m": 196.0,
   "midpoint_distance_m": 195.0,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 278.6305582775602,
   "start_xy": [
    545670.7200321718,
    6246714.220032385
   ],
   "end_xy": [
    545671.2169014917,
    6246716.157329697
   ]
  },
  "max_3m": {
   "gradient_pct": 28.037897130949812,
   "start_distance_m": 194.0,
   "end_distance_m": 197.0,
   "midpoint_distance_m": 195.5,
   "start_elevation_m": 278.02828968285905,
   "end_elevation_m": 278.86942659678755,
   "start_xy": [
    545670.7200321718,
    6246714.220032385
   ],
   "end_xy": [
    545671.4653361517,
    6246717.125978353
   ]
  }
 },
 "diagnostic_note": "Windows <=3 m are at raster-noise scale (1-sigma raster noise alone is roughly +/-7 pp at 2 m and +/-5 pp at 3 m on a 1 m DTM). Diagnostic use only: never a headline or ranking value.",
 "quality_summary": {
  "structure_suppression": {
   "masked_fraction": 0.075,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    50.0,
    100.0
   ],
   "minima_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.253,
   "windows_resited": [
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "minima_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.293,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    50.0
   ],
   "windows_unresolved": [
    100.0
   ],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0
   ],
   "minima_unresolved": [
    100.0
   ]
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 168.0,
     "end_m": 178.0,
     "raw_pct": 30.44,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 173.0,
     "end_m": 178.0,
     "raw_pct": 38.96,
     "reason": "hump+short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.625,
   "obstruction_max_height_m": 19.92,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50
   ]
  },
  "excluded_ranges_m": [
   [
    0.0,
    20.0
   ],
   [
    110.0,
    150.0
   ],
   [
    166.0,
    180.0
   ],
   [
    259.0,
    290.0
   ]
  ],
  "review": [
   "unresolved_windows"
  ],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "06fa4c370391597f015858e97dcf01ca2f5b3640",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:0048c2bbb24ab95e",
   "python": "3.14.4",
   "numpy": "2.5.3",
   "rasterio": "1.5.1",
   "pyproj": "3.8.0",
   "laspy": "2.7.0",
   "shapely": "2.1.2",
   "pyosmium": "4.3.1",
   "libosmium": "2.23.1",
   "gdal": "3.12.4",
   "proj": "9.8.1",
   "run_id": "fr-pyr3",
   "road_pbf": "block-batch-fr-pyr3.osm.pbf",
   "region_key": "france",
   "crs": "EPSG:2154",
   "elevation_provider_key": "ign-lidarhd",
   "tile_index": "wms-grid",
   "authority": "bdtopo",
   "registry_pbf": "france-vosges-2026-09-16.osm.pbf",
   "tile_index_snapshot": "sha256:79dd257545ed11dc"
  },
  "sample_interval_m": 1.0,
  "interpolation": "bilinear",
  "smoothing": "none",
  "gradient_windows_m": [
   5.0,
   10.0,
   20.0,
   25.0,
   50.0,
   100.0
  ],
  "diagnostic_windows_m": [
   2.0,
   3.0
  ],
  "elevation_crs": "EPSG:2154",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/fr/ign-lidarhd_dtm_E545-N6246_0m5@22LHD1IQ-2024-12-20.tif"
  ],
  "calculated_at": "2026-09-20T07:59:22+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-pyr3.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-pyr3",
  "elevation_provider": "IGN LiDAR HD MNT 0.5 m",
  "elevation_licence": "Licence Ouverte / Open Licence 2.0 (Etalab) \u2014 \u00a9 IGN, LiDAR HD (MNT/MNS), data.geopf.fr; reproduction autoris\u00e9e avec mention de la source et de la date",
  "elevation_dataset": "LiDAR HD \u2014 MNT (sol) et MNS (surface), 0,50 m (Institut national de l'information g\u00e9ographique et foresti\u00e8re), RGF93 / Lambert-93 EPSG:2154, altitudes IGN69",
  "elevation_vertical_datum": "IGN69",
  "elevation_tile_ids": [
   "E545-N6246"
  ],
  "elevation_blocks": [
   "22LHD1IQ@2024-12-20"
  ],
  "ign_dalles": [
   "LHD_FXX_0545_6247_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHD1IQ"
  ],
  "ign_editions": [
   "2024-12-20"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0545_6247_MNT_O_0M50_LAMB93_IGN69": "2024-12-20"
  },
  "climb_origin": "discovered",
  "structure_own_ways": 1,
  "structure_mask_ranges_m": [
   [
    0.0,
    15.0
   ]
  ],
  "carriageway": {
   "stations": 21,
   "stations_resolved": 21,
   "width_median_m": 3.75,
   "width_p10_m": 2.0,
   "width_min_m": 1.0,
   "width_max_m": 9.75,
   "bounded_share": 0.238,
   "unbounded_share": 0.762,
   "confidence_median": 0.0,
   "width_median_bounded_m": 2.5,
   "window_m": [
    182.0,
    207.0
   ],
   "width_at_max25_m": 3.75,
   "window_stations": 7,
   "single_track": false,
   "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule",
   "status": "ok",
   "source": "dtm",
   "station_m": 25.0,
   "window_station_m": 5.0,
   "halfwidth_m": 6.0,
   "step_m": 0.25,
   "level_tol_m": 0.12,
   "break_min_m": 0.3,
   "stations_failed": 0,
   "hedge_to_hedge": {
    "stations": 21,
    "stations_resolved": 21,
    "width_median_m": 2.75,
    "width_p10_m": 1.75,
    "width_min_m": 0.75,
    "width_max_m": 7.5,
    "bounded_share": 0.905,
    "unbounded_share": 0.095,
    "confidence_median": 1.0,
    "width_median_bounded_m": 2.75,
    "window_m": [
     182.0,
     207.0
    ],
    "width_at_max25_m": 2.0,
    "window_stations": 7,
    "status": "ok",
    "source": "dsm",
    "station_m": 25.0,
    "window_station_m": 5.0,
    "halfwidth_m": 6.0,
    "step_m": 0.25,
    "level_tol_m": 0.5,
    "break_min_m": 0.3,
    "stations_failed": 0
   }
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Marignac-Lasclares",
  "county": "Haute-Garonne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}