{
 "ocl_version": "0.1.0",
 "name": "Chemin des Ecureuils",
 "slug": "chemin-des-ecureuils",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 20.18979198182933,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 285.0,
   "end_distance_m": 287.0,
   "start_elevation_m": 1444.8864354646591,
   "end_elevation_m": 1445.2902313042957,
   "min_gradient_pct": -4.069882443945971,
   "suppressed_max_gradient_pct": 25.364113547823308,
   "suppressed_location_m": [
    359.0,
    361.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 19.43343555803949,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 284.0,
   "end_distance_m": 287.0,
   "start_elevation_m": 1444.7072282375545,
   "end_elevation_m": 1445.2902313042957,
   "min_gradient_pct": -4.155420749195097,
   "suppressed_max_gradient_pct": 24.96928755955044,
   "suppressed_location_m": [
    358.0,
    361.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 17.87824630150226,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 283.0,
   "end_distance_m": 288.0,
   "start_elevation_m": 1444.5559560637755,
   "end_elevation_m": 1445.4498683788506,
   "min_gradient_pct": -2.4982957480733603,
   "suppressed_max_gradient_pct": 24.219208304075437,
   "suppressed_location_m": [
    359.0,
    364.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 16.75676049248068,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 141.0,
   "end_distance_m": 151.0,
   "start_elevation_m": 1428.241458503369,
   "end_elevation_m": 1429.917134552617,
   "min_gradient_pct": -2.170775071551816,
   "suppressed_max_gradient_pct": 23.57138379798016,
   "suppressed_location_m": [
    359.0,
    369.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 15.719237413871952,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 140.0,
   "end_distance_m": 160.0,
   "start_elevation_m": 1428.0844054816152,
   "end_elevation_m": 1431.2282529643896,
   "min_gradient_pct": -1.905176736984231,
   "suppressed_max_gradient_pct": 23.35394515733242,
   "suppressed_location_m": [
    358.0,
    378.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.282578996754637,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 136.0,
   "end_distance_m": 161.0,
   "start_elevation_m": 1427.539683922055,
   "end_elevation_m": 1431.3603286712437,
   "min_gradient_pct": -0.7179253734047961,
   "suppressed_max_gradient_pct": 23.252179663491006,
   "suppressed_location_m": [
    358.0,
    383.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.446582965667403,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 130.0,
   "end_distance_m": 180.0,
   "start_elevation_m": 1426.7928777144748,
   "end_elevation_m": 1434.0161691973085,
   "min_gradient_pct": 1.9985523012746853,
   "suppressed_max_gradient_pct": 21.90528230706741,
   "suppressed_location_m": [
    356.0,
    406.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.342302840462935,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 79.0,
   "end_distance_m": 179.0,
   "start_elevation_m": 1421.5502460942268,
   "end_elevation_m": 1433.8925489346898,
   "min_gradient_pct": 5.653605423456611,
   "suppressed_max_gradient_pct": 13.499645798756319,
   "suppressed_location_m": [
    316.0,
    416.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.321,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 68.0,
  "shape_class": "sustained"
 },
 "length_m": 416.62147377651803,
 "start_elevation_m": 1417.5050190864245,
 "end_elevation_m": 1459.7542229438432,
 "endpoint_gain_m": 42.249203857418706,
 "overall_gradient_pct": 10.140908838530443,
 "accumulated_ascent_m": 42.82190765638643,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 17.87824630150226,
   "start_distance_m": 283.0,
   "end_distance_m": 288.0,
   "midpoint_distance_m": 285.5,
   "start_elevation_m": 1444.5559560637755,
   "end_elevation_m": 1445.4498683788506,
   "start_xy": [
    2597045.6855782256,
    1126979.689446449
   ],
   "end_xy": [
    2597042.229622509,
    1126983.3028059711
   ]
  },
  "max_10m": {
   "gradient_pct": 16.75676049248068,
   "start_distance_m": 141.0,
   "end_distance_m": 151.0,
   "midpoint_distance_m": 146.0,
   "start_elevation_m": 1428.241458503369,
   "end_elevation_m": 1429.917134552617,
   "start_xy": [
    2597121.0562544162,
    1126931.904126579
   ],
   "end_xy": [
    2597115.5554174474,
    1126923.5699686443
   ]
  },
  "max_20m": {
   "gradient_pct": 15.719237413871952,
   "start_distance_m": 140.0,
   "end_distance_m": 160.0,
   "midpoint_distance_m": 150.0,
   "start_elevation_m": 1428.0844054816152,
   "end_elevation_m": 1431.2282529643896,
   "start_xy": [
    2597121.697996415,
    1126932.6710471192
   ],
   "end_xy": [
    2597110.3682869705,
    1126916.5549315799
   ]
  },
  "max_25m": {
   "gradient_pct": 15.282578996754637,
   "start_distance_m": 136.0,
   "end_distance_m": 161.0,
   "midpoint_distance_m": 148.5,
   "start_elevation_m": 1427.539683922055,
   "end_elevation_m": 1431.3603286712437,
   "start_xy": [
    2597124.2643510867,
    1126935.7392422515
   ],
   "end_xy": [
    2597109.386646458,
    1126916.3641914648
   ]
  },
  "max_50m": {
   "gradient_pct": 14.446582965667403,
   "start_distance_m": 130.0,
   "end_distance_m": 180.0,
   "midpoint_distance_m": 155.0,
   "start_elevation_m": 1426.7928777144748,
   "end_elevation_m": 1434.0161691973085,
   "start_xy": [
    2597128.1136972946,
    1126940.3416897585
   ],
   "end_xy": [
    2597092.9528876687,
    1126922.9771500484
   ]
  },
  "max_100m": {
   "gradient_pct": 12.342302840462935,
   "start_distance_m": 79.0,
   "end_distance_m": 179.0,
   "midpoint_distance_m": 129.0,
   "start_elevation_m": 1421.5502460942268,
   "end_elevation_m": 1433.8925489346898,
   "start_xy": [
    2597151.0015107715,
    1126983.5675352223
   ],
   "end_xy": [
    2597093.5732174264,
    1126922.1928089322
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -2.4982957480733603,
   "start_distance_m": 13.0,
   "end_distance_m": 18.0,
   "midpoint_distance_m": 15.5,
   "start_elevation_m": 1417.2899834812106,
   "end_elevation_m": 1417.165068693807,
   "start_xy": [
    2597166.0590494853,
    1126926.2451397153
   ],
   "end_xy": [
    2597167.4264144474,
    1126931.0281650526
   ]
  },
  "min_10m": {
   "gradient_pct": -2.170775071551816,
   "start_distance_m": 11.0,
   "end_distance_m": 21.0,
   "midpoint_distance_m": 16.0,
   "start_elevation_m": 1417.317649787003,
   "end_elevation_m": 1417.1005722798477,
   "start_xy": [
    2597165.3918921854,
    1126924.359695601
   ],
   "end_xy": [
    2597167.668437597,
    1126934.0183862217
   ]
  },
  "min_20m": {
   "gradient_pct": -1.905176736984231,
   "start_distance_m": 1.0,
   "end_distance_m": 21.0,
   "midpoint_distance_m": 11.0,
   "start_elevation_m": 1417.4816076272446,
   "end_elevation_m": 1417.1005722798477,
   "start_xy": [
    2597162.052865646,
    1126914.9336206715
   ],
   "end_xy": [
    2597167.668437597,
    1126934.0183862217
   ]
  },
  "min_25m": {
   "gradient_pct": -0.7179253734047961,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 1417.5050190864245,
   "end_elevation_m": 1417.3255377430733,
   "start_xy": [
    2597161.719,
    1126913.991
   ],
   "end_xy": [
    2597167.9914325303,
    1126938.005323863
   ]
  },
  "min_50m": {
   "gradient_pct": 1.9985523012746853,
   "start_distance_m": 302.0,
   "end_distance_m": 352.0,
   "midpoint_distance_m": 327.0,
   "start_elevation_m": 1445.8588387820103,
   "end_elevation_m": 1446.8581149326476,
   "start_xy": [
    2597036.3277312107,
    1126981.6038982265
   ],
   "end_xy": [
    2597031.422778839,
    1126938.6626230946
   ]
  },
  "min_100m": {
   "gradient_pct": 5.653605423456611,
   "start_distance_m": 252.0,
   "end_distance_m": 352.0,
   "midpoint_distance_m": 302.0,
   "start_elevation_m": 1441.204509509191,
   "end_elevation_m": 1446.8581149326476,
   "start_xy": [
    2597074.7430743612,
    1126970.4947851277
   ],
   "end_xy": [
    2597031.422778839,
    1126938.6626230946
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 20.18979198182933,
   "start_distance_m": 285.0,
   "end_distance_m": 287.0,
   "midpoint_distance_m": 286.0,
   "start_elevation_m": 1444.8864354646591,
   "end_elevation_m": 1445.2902313042957,
   "start_xy": [
    2597044.302904201,
    1126981.1345112335
   ],
   "end_xy": [
    2597042.920855525,
    1126982.5801741115
   ]
  },
  "max_3m": {
   "gradient_pct": 19.43343555803949,
   "start_distance_m": 284.0,
   "end_distance_m": 287.0,
   "midpoint_distance_m": 285.5,
   "start_elevation_m": 1444.7072282375545,
   "end_elevation_m": 1445.2902313042957,
   "start_xy": [
    2597044.994137421,
    1126980.411879569
   ],
   "end_xy": [
    2597042.920855525,
    1126982.5801741115
   ]
  }
 },
 "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": {
  "texture_suppression": {
   "masked_fraction": 0.139,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 2,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 358.0,
     "end_m": 383.0,
     "raw_pct": 23.25,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 358.0,
     "end_m": 378.0,
     "raw_pct": 23.35,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 359.0,
     "end_m": 369.0,
     "raw_pct": 23.57,
     "reason": "hump"
    },
    {
     "window_m": 25.0,
     "start_m": 386.0,
     "end_m": 411.0,
     "raw_pct": 19.53,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 386.0,
     "end_m": 406.0,
     "raw_pct": 20.26,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    356.0,
    413.0
   ]
  ],
  "review": [],
  "extent": [
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "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:2056",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/ch/swissalti3d_2024_2596-1126_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2596-1127_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2597-1126_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2597-1127_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T23:52:38+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-ch-ch/batch-switzerland-rchunk00.pbf",
  "osm_snapshot": "",
  "run_id": "texture-ch-ch-260911",
  "elevation_provider": "swisstopo swissALTI3D",
  "elevation_licence": "swisstopo open government data (OGD): free use, attribution '\u00a9 swisstopo' \u2014 https://www.swisstopo.admin.ch/en/terms-and-conditions",
  "elevation_dataset": "swissALTI3D 0.5 m DTM (Federal Office of Topography swisstopo)",
  "elevation_tile_ids": [
   "2596-1126",
   "2596-1127",
   "2597-1126",
   "2597-1127"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Ayent",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}