{
 "ocl_version": "0.1.0",
 "name": "Discovered lane (46.8193, 7.6910)",
 "slug": "discovered-lane-46-8193-7-6910",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.73434252451534,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 25.0,
   "end_distance_m": 27.0,
   "start_elevation_m": 919.8084233130969,
   "end_elevation_m": 920.3231101635872,
   "min_gradient_pct": -1.560456984833536,
   "suppressed_max_gradient_pct": 66.46126121861471,
   "suppressed_location_m": [
    156.0,
    158.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.14488538252711,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 17.0,
   "end_distance_m": 20.0,
   "start_elevation_m": 917.864611250217,
   "end_elevation_m": 918.6189578116928,
   "min_gradient_pct": -1.1649430612237666,
   "suppressed_max_gradient_pct": 65.6736653138637,
   "suppressed_location_m": [
    155.0,
    158.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.801962164910947,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 25.0,
   "end_distance_m": 30.0,
   "start_elevation_m": 919.8084233130969,
   "end_elevation_m": 921.0485214213425,
   "min_gradient_pct": -0.9733632970915096,
   "suppressed_max_gradient_pct": 62.39812839044362,
   "suppressed_location_m": [
    153.0,
    158.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.595667160136827,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 24.0,
   "end_distance_m": 34.0,
   "start_elevation_m": 919.5852618562205,
   "end_elevation_m": 922.0448285722342,
   "min_gradient_pct": -0.5650729951184985,
   "suppressed_max_gradient_pct": 44.84114483170629,
   "suppressed_location_m": [
    149.0,
    159.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 24.4497816570464,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 14.0,
   "end_distance_m": 34.0,
   "start_elevation_m": 917.154872240825,
   "end_elevation_m": 922.0448285722342,
   "min_gradient_pct": -0.4625709602231609,
   "suppressed_max_gradient_pct": 34.45319513995628,
   "suppressed_location_m": [
    139.0,
    159.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.184519310656924,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 9.0,
   "end_distance_m": 34.0,
   "start_elevation_m": 915.99869874457,
   "end_elevation_m": 922.0448285722342,
   "min_gradient_pct": -0.4014133068076262,
   "suppressed_max_gradient_pct": 31.91401970904235,
   "suppressed_location_m": [
    134.0,
    159.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 23.15074042390779,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 10.0,
   "end_distance_m": 60.0,
   "start_elevation_m": 916.2088775819368,
   "end_elevation_m": 927.7842477938907,
   "min_gradient_pct": -0.15230160415853788,
   "suppressed_max_gradient_pct": 24.62020932616656,
   "suppressed_location_m": [
    109.0,
    159.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 21.053692762408446,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 5.0,
   "end_distance_m": 105.0,
   "start_elevation_m": 915.2019280453788,
   "end_elevation_m": 936.2556208077873,
   "min_gradient_pct": 0.7929831765401332,
   "suppressed_max_gradient_pct": 21.60470368536994,
   "suppressed_location_m": [
    59.0,
    159.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.523,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 167.0,
  "shape_class": "stepped"
 },
 "length_m": 418.11976340930124,
 "start_elevation_m": 914.5265652226769,
 "end_elevation_m": 957.5130447509794,
 "endpoint_gain_m": 42.986479528302425,
 "overall_gradient_pct": 10.280901141289169,
 "accumulated_ascent_m": 43.44217577380084,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.801962164910947,
   "start_distance_m": 25.0,
   "end_distance_m": 30.0,
   "midpoint_distance_m": 27.5,
   "start_elevation_m": 919.8084233130969,
   "end_elevation_m": 921.0485214213425,
   "start_xy": [
    2619208.9669002024,
    1185368.811981218
   ],
   "end_xy": [
    2619213.8803868494,
    1185369.7380728049
   ]
  },
  "max_10m": {
   "gradient_pct": 24.595667160136827,
   "start_distance_m": 24.0,
   "end_distance_m": 34.0,
   "midpoint_distance_m": 29.0,
   "start_elevation_m": 919.5852618562205,
   "end_elevation_m": 922.0448285722342,
   "start_xy": [
    2619207.9841527357,
    1185368.627028745
   ],
   "end_xy": [
    2619217.810978023,
    1185370.4799958416
   ]
  },
  "max_20m": {
   "gradient_pct": 24.4497816570464,
   "start_distance_m": 14.0,
   "end_distance_m": 34.0,
   "midpoint_distance_m": 24.0,
   "start_elevation_m": 917.154872240825,
   "end_elevation_m": 922.0448285722342,
   "start_xy": [
    2619198.1569631603,
    1185366.7759930668
   ],
   "end_xy": [
    2619217.810978023,
    1185370.4799958416
   ]
  },
  "max_25m": {
   "gradient_pct": 24.184519310656924,
   "start_distance_m": 9.0,
   "end_distance_m": 34.0,
   "midpoint_distance_m": 21.5,
   "start_elevation_m": 915.99869874457,
   "end_elevation_m": 922.0448285722342,
   "start_xy": [
    2619193.2434422886,
    1185365.8500832387
   ],
   "end_xy": [
    2619217.810978023,
    1185370.4799958416
   ]
  },
  "max_50m": {
   "gradient_pct": 23.15074042390779,
   "start_distance_m": 10.0,
   "end_distance_m": 60.0,
   "midpoint_distance_m": 35.0,
   "start_elevation_m": 916.2088775819368,
   "end_elevation_m": 927.7842477938907,
   "start_xy": [
    2619194.226189755,
    1185366.0350357117
   ],
   "end_xy": [
    2619243.3597341627,
    1185375.3029499697
   ]
  },
  "max_100m": {
   "gradient_pct": 21.053692762408446,
   "start_distance_m": 5.0,
   "end_distance_m": 105.0,
   "midpoint_distance_m": 55.0,
   "start_elevation_m": 915.2019280453788,
   "end_elevation_m": 936.2556208077873,
   "start_xy": [
    2619189.312520872,
    1185365.1099098285
   ],
   "end_xy": [
    2619287.8045515865,
    1185382.249940332
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -0.9733632970915096,
   "start_distance_m": 397.0,
   "end_distance_m": 402.0,
   "midpoint_distance_m": 399.5,
   "start_elevation_m": 957.6062637439354,
   "end_elevation_m": 957.5575955790808,
   "start_xy": [
    2619383.0147496094,
    1185612.6876864992
   ],
   "end_xy": [
    2619386.345682679,
    1185616.4166115292
   ]
  },
  "min_10m": {
   "gradient_pct": -0.5650729951184985,
   "start_distance_m": 392.0,
   "end_distance_m": 402.0,
   "midpoint_distance_m": 397.0,
   "start_elevation_m": 957.6141028785927,
   "end_elevation_m": 957.5575955790808,
   "start_xy": [
    2619379.6833088794,
    1185608.9592150287
   ],
   "end_xy": [
    2619386.345682679,
    1185616.4166115292
   ]
  },
  "min_20m": {
   "gradient_pct": -0.4625709602231609,
   "start_distance_m": 397.0,
   "end_distance_m": 417.0,
   "midpoint_distance_m": 407.0,
   "start_elevation_m": 957.6062637439354,
   "end_elevation_m": 957.5137495518908,
   "start_xy": [
    2619383.0147496094,
    1185612.6876864992
   ],
   "end_xy": [
    2619396.3389782095,
    1185627.602942559
   ]
  },
  "min_25m": {
   "gradient_pct": -0.4014133068076262,
   "start_distance_m": 392.0,
   "end_distance_m": 417.0,
   "midpoint_distance_m": 404.5,
   "start_elevation_m": 957.6141028785927,
   "end_elevation_m": 957.5137495518908,
   "start_xy": [
    2619379.6833088794,
    1185608.9592150287
   ],
   "end_xy": [
    2619396.3389782095,
    1185627.602942559
   ]
  },
  "min_50m": {
   "gradient_pct": -0.15230160415853788,
   "start_distance_m": 367.0,
   "end_distance_m": 417.0,
   "midpoint_distance_m": 392.0,
   "start_elevation_m": 957.58990035397,
   "end_elevation_m": 957.5137495518908,
   "start_xy": [
    2619364.282176187,
    1185589.278253524
   ],
   "end_xy": [
    2619396.3389782095,
    1185627.602942559
   ]
  },
  "min_100m": {
   "gradient_pct": 0.7929831765401332,
   "start_distance_m": 318.0,
   "end_distance_m": 418.0,
   "midpoint_distance_m": 368.0,
   "start_elevation_m": 956.7233076773431,
   "end_elevation_m": 957.5162908538832,
   "start_xy": [
    2619344.248687038,
    1185544.9293490215
   ],
   "end_xy": [
    2619397.005074679,
    1185628.3488079752
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.73434252451534,
   "start_distance_m": 25.0,
   "end_distance_m": 27.0,
   "midpoint_distance_m": 26.0,
   "start_elevation_m": 919.8084233130969,
   "end_elevation_m": 920.3231101635872,
   "start_xy": [
    2619208.9669002024,
    1185368.811981218
   ],
   "end_xy": [
    2619210.9323608438,
    1185369.1820682776
   ]
  },
  "max_3m": {
   "gradient_pct": 25.14488538252711,
   "start_distance_m": 17.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 18.5,
   "start_elevation_m": 917.864611250217,
   "end_elevation_m": 918.6189578116928,
   "start_xy": [
    2619201.105171335,
    1185367.3310322452
   ],
   "end_xy": [
    2619204.0531970947,
    1185367.8870370933
   ]
  }
 },
 "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": 0.021,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.053,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 141.0,
     "end_m": 151.0,
     "raw_pct": 24.85,
     "reason": "mask-edge"
    },
    {
     "window_m": 5.0,
     "start_m": 145.0,
     "end_m": 150.0,
     "raw_pct": 25.52,
     "reason": "mask-edge"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    139.0,
    160.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "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_2025_2619-1185_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-12T01:30:38+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-ch-ch/batch-switzerland-rchunk03.pbf",
  "osm_snapshot": "",
  "run_id": "texture-ch-ch-260912",
  "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": [
   "2619-1185"
  ],
  "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": "Buchholterberg",
  "county": "Bern/Berne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}