{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (47.4382, 13.4626)",
 "slug": "discovered-lane-47-4382-13-4626",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 31.14606635375594,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4173.0,
   "end_distance_m": 4175.0,
   "start_elevation_m": 1109.3792508926706,
   "end_elevation_m": 1110.0021722197457,
   "min_gradient_pct": -76.04282952573271,
   "suppressed_max_gradient_pct": 72.96569074945864,
   "suppressed_location_m": [
    1875.0,
    1877.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.72313316808201,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4172.0,
   "end_distance_m": 4175.0,
   "start_elevation_m": 1109.0804782247033,
   "end_elevation_m": 1110.0021722197457,
   "min_gradient_pct": -59.112327075608086,
   "suppressed_max_gradient_pct": 65.26188069926775,
   "suppressed_location_m": [
    1874.0,
    1877.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 28.681967440734297,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 4274.0,
   "end_distance_m": 4279.0,
   "start_elevation_m": 1127.6913684109054,
   "end_elevation_m": 1129.125466782942,
   "min_gradient_pct": -38.029697931774535,
   "suppressed_max_gradient_pct": 45.37776770990149,
   "suppressed_location_m": [
    1873.0,
    1878.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 26.715679300418742,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 4271.0,
   "end_distance_m": 4281.0,
   "start_elevation_m": 1126.929212585843,
   "end_elevation_m": 1129.600780515885,
   "min_gradient_pct": -17.20133285468819,
   "suppressed_max_gradient_pct": 30.118822746348997,
   "suppressed_location_m": [
    4153.0,
    4163.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.029620007501308,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4275.0,
   "end_distance_m": 4295.0,
   "start_elevation_m": 1127.9828670166887,
   "end_elevation_m": 1132.988791018189,
   "min_gradient_pct": -6.860344578569766,
   "suppressed_max_gradient_pct": 28.138092867967543,
   "suppressed_location_m": [
    4146.0,
    4166.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 25.21589166475769,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4271.0,
   "end_distance_m": 4296.0,
   "start_elevation_m": 1126.929212585843,
   "end_elevation_m": 1133.2331855020325,
   "min_gradient_pct": -4.63177808410137,
   "suppressed_max_gradient_pct": 26.96873168991624,
   "suppressed_location_m": [
    4139.0,
    4164.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.345737057954466,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4271.0,
   "end_distance_m": 4321.0,
   "start_elevation_m": 1126.929212585843,
   "end_elevation_m": 1138.1020811148203,
   "min_gradient_pct": -0.16165083282589876,
   "suppressed_max_gradient_pct": 25.403019698116623,
   "suppressed_location_m": [
    4116.0,
    4166.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.615943566816668,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4245.0,
   "end_distance_m": 4345.0,
   "start_elevation_m": 1123.0048389550573,
   "end_elevation_m": 1143.620782521874,
   "min_gradient_pct": 1.174512870346689,
   "suppressed_max_gradient_pct": 22.066544739362143,
   "suppressed_location_m": [
    4116.0,
    4216.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.5,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 461.0,
  "shape_class": "stepped"
 },
 "length_m": 4955.718391454686,
 "start_elevation_m": 890.4590691357449,
 "end_elevation_m": 1217.5109257861347,
 "endpoint_gain_m": 327.0518566503898,
 "overall_gradient_pct": 6.599484288984953,
 "accumulated_ascent_m": 333.7227928943589,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 28.681967440734297,
   "start_distance_m": 4274.0,
   "end_distance_m": 4279.0,
   "midpoint_distance_m": 4276.5,
   "start_elevation_m": 1127.6913684109054,
   "end_elevation_m": 1129.125466782942,
   "start_xy": [
    4582301.567450887,
    2708780.3916151254
   ],
   "end_xy": [
    4582300.2861757865,
    2708785.183200658
   ]
  },
  "max_10m": {
   "gradient_pct": 26.715679300418742,
   "start_distance_m": 4271.0,
   "end_distance_m": 4281.0,
   "midpoint_distance_m": 4276.0,
   "start_elevation_m": 1126.929212585843,
   "end_elevation_m": 1129.600780515885,
   "start_xy": [
    4582301.69551195,
    2708777.4126186916
   ],
   "end_xy": [
    4582299.53550732,
    2708787.036972897
   ]
  },
  "max_20m": {
   "gradient_pct": 25.029620007501308,
   "start_distance_m": 4275.0,
   "end_distance_m": 4295.0,
   "midpoint_distance_m": 4285.0,
   "start_elevation_m": 1127.9828670166887,
   "end_elevation_m": 1132.988791018189,
   "start_xy": [
    4582301.459891474,
    2708781.38581366
   ],
   "end_xy": [
    4582294.180940825,
    2708799.9609971894
   ]
  },
  "max_25m": {
   "gradient_pct": 25.21589166475769,
   "start_distance_m": 4271.0,
   "end_distance_m": 4296.0,
   "midpoint_distance_m": 4283.5,
   "start_elevation_m": 1126.929212585843,
   "end_elevation_m": 1133.2331855020325,
   "start_xy": [
    4582301.69551195,
    2708777.4126186916
   ],
   "end_xy": [
    4582293.860544051,
    2708800.908280574
   ]
  },
  "max_50m": {
   "gradient_pct": 22.345737057954466,
   "start_distance_m": 4271.0,
   "end_distance_m": 4321.0,
   "midpoint_distance_m": 4296.0,
   "start_elevation_m": 1126.929212585843,
   "end_elevation_m": 1138.1020811148203,
   "start_xy": [
    4582301.69551195,
    2708777.4126186916
   ],
   "end_xy": [
    4582286.919512722,
    2708824.8958423603
   ]
  },
  "max_100m": {
   "gradient_pct": 20.615943566816668,
   "start_distance_m": 4245.0,
   "end_distance_m": 4345.0,
   "midpoint_distance_m": 4295.0,
   "start_elevation_m": 1123.0048389550573,
   "end_elevation_m": 1143.620782521874,
   "start_xy": [
    4582299.332511292,
    2708751.699291701
   ],
   "end_xy": [
    4582278.442993713,
    2708846.9288351745
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -38.029697931774535,
   "start_distance_m": 1868.0,
   "end_distance_m": 1873.0,
   "midpoint_distance_m": 1870.5,
   "start_elevation_m": 938.9017824421531,
   "end_elevation_m": 937.0002975455644,
   "start_xy": [
    4581939.169553549,
    2708144.230948442
   ],
   "end_xy": [
    4581942.273477894,
    2708148.1508529303
   ]
  },
  "min_10m": {
   "gradient_pct": -17.20133285468819,
   "start_distance_m": 1864.0,
   "end_distance_m": 1874.0,
   "midpoint_distance_m": 1869.0,
   "start_elevation_m": 938.7602551336797,
   "end_elevation_m": 937.0401218482109,
   "start_xy": [
    4581936.601974433,
    2708141.1657543313
   ],
   "end_xy": [
    4581942.894365506,
    2708148.934752512
   ]
  },
  "min_20m": {
   "gradient_pct": -6.860344578569766,
   "start_distance_m": 1853.0,
   "end_distance_m": 1873.0,
   "midpoint_distance_m": 1863.0,
   "start_elevation_m": 938.3723664612784,
   "end_elevation_m": 937.0002975455644,
   "start_xy": [
    4581929.212460878,
    2708133.0225823154
   ],
   "end_xy": [
    4581942.273477894,
    2708148.1508529303
   ]
  },
  "min_25m": {
   "gradient_pct": -4.63177808410137,
   "start_distance_m": 1848.0,
   "end_distance_m": 1873.0,
   "midpoint_distance_m": 1860.5,
   "start_elevation_m": 938.1582420665898,
   "end_elevation_m": 937.0002975455644,
   "start_xy": [
    4581925.609099909,
    2708129.5562028247
   ],
   "end_xy": [
    4581942.273477894,
    2708148.1508529303
   ]
  },
  "min_50m": {
   "gradient_pct": -0.16165083282589876,
   "start_distance_m": 1824.0,
   "end_distance_m": 1874.0,
   "midpoint_distance_m": 1849.0,
   "start_elevation_m": 937.1209472646239,
   "end_elevation_m": 937.0401218482109,
   "start_xy": [
    4581906.749848262,
    2708114.8118414693
   ],
   "end_xy": [
    4581942.894365506,
    2708148.934752512
   ]
  },
  "min_100m": {
   "gradient_pct": 1.174512870346689,
   "start_distance_m": 2696.0,
   "end_distance_m": 2796.0,
   "midpoint_distance_m": 2746.0,
   "start_elevation_m": 962.5626381171327,
   "end_elevation_m": 963.7371509874794,
   "start_xy": [
    4582636.224379939,
    2708547.798400521
   ],
   "end_xy": [
    4582662.795778145,
    2708641.9031883935
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 31.14606635375594,
   "start_distance_m": 4173.0,
   "end_distance_m": 4175.0,
   "midpoint_distance_m": 4174.0,
   "start_elevation_m": 1109.3792508926706,
   "end_elevation_m": 1110.0021722197457,
   "start_xy": [
    4582277.775429146,
    2708689.5703516626
   ],
   "end_xy": [
    4582279.463644154,
    2708690.6426789206
   ]
  },
  "max_3m": {
   "gradient_pct": 30.72313316808201,
   "start_distance_m": 4172.0,
   "end_distance_m": 4175.0,
   "midpoint_distance_m": 4173.5,
   "start_elevation_m": 1109.0804782247033,
   "end_elevation_m": 1110.0021722197457,
   "start_xy": [
    4582276.932100873,
    2708689.0329529266
   ],
   "end_xy": [
    4582279.463644154,
    2708690.6426789206
   ]
  }
 },
 "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": 0.003,
   "windows_resited": [
    2.0,
    3.0,
    5.0
   ],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.009,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 4139.0,
     "end_m": 4164.0,
     "raw_pct": 26.97,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 4146.0,
     "end_m": 4166.0,
     "raw_pct": 28.14,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.059,
   "obstruction_max_height_m": 15.33,
   "flagged_windows_m": [
    2,
    3,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    1867.0,
    1879.0
   ],
   [
    4137.0,
    4168.0
   ]
  ],
  "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:3035",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/at/bev-als_dtm_E4580-N2707.tif",
   "data/cache/at/bev-als_dtm_E4581-N2707.tif",
   "data/cache/at/bev-als_dtm_E4581-N2708.tif",
   "data/cache/at/bev-als_dtm_E4582-N2707.tif",
   "data/cache/at/bev-als_dtm_E4582-N2708.tif"
  ],
  "calculated_at": "2026-09-11T23:57:44+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/austria-2026-09-11-batch.osm.pbf",
  "osm_snapshot": "",
  "run_id": "texture-at-at-260911",
  "elevation_provider": "BEV ALS DTM 1 m",
  "elevation_licence": "Creative Commons Attribution 4.0 (CC BY 4.0) \u2014 \u00a9 BEV / L\u00e4nder, data.gv.at",
  "elevation_dataset": "ALS DTM H\u00f6henraster 1 m (Bundesamt f\u00fcr Eich- und Vermessungswesen with the L\u00e4nder), EPSG:3035",
  "elevation_tile_ids": [
   "E4580-N2707",
   "E4581-N2707",
   "E4581-N2708",
   "E4582-N2707",
   "E4582-N2708"
  ],
  "elevation_blocks": [
   "N2700000E4550000@2022-09-15"
  ],
  "climb_origin": "discovered",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Eben im Pongau",
  "county": "Salzburg",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}