{
 "ocl_version": "0.1.0",
 "name": "B\u00fchlbergstrasse",
 "slug": "buhlbergstrasse-4",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 29.36612908084726,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 16.0,
   "end_distance_m": 18.0,
   "start_elevation_m": 1302.3025713489858,
   "end_elevation_m": 1302.8898939306027,
   "min_gradient_pct": -39.926303957417986
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.00070595370774,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 15.0,
   "end_distance_m": 18.0,
   "start_elevation_m": 1302.1998727519915,
   "end_elevation_m": 1302.8898939306027,
   "min_gradient_pct": -31.160055115628893
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 18.38495938869073,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 13.0,
   "end_distance_m": 18.0,
   "start_elevation_m": 1301.9706459611682,
   "end_elevation_m": 1302.8898939306027,
   "min_gradient_pct": -29.153320986329163,
   "suppressed_max_gradient_pct": 18.865664965460383,
   "suppressed_location_m": [
    39.0,
    44.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 14.344944790952923,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 11.0,
   "end_distance_m": 21.0,
   "start_elevation_m": 1301.7658105086255,
   "end_elevation_m": 1303.2003049877208,
   "min_gradient_pct": -11.29862140156547,
   "suppressed_max_gradient_pct": 17.096799768332858,
   "suppressed_location_m": [
    38.0,
    48.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 13.133771271176329,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 2713.0,
   "end_distance_m": 2733.0,
   "start_elevation_m": 1584.2700527251266,
   "end_elevation_m": 1586.8968069793618,
   "min_gradient_pct": -4.380013899582309,
   "suppressed_max_gradient_pct": 16.41366031593293,
   "suppressed_location_m": [
    38.0,
    58.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 13.052098573908552,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 737.0,
   "end_distance_m": 762.0,
   "start_elevation_m": 1368.7779617646281,
   "end_elevation_m": 1372.0409864081053,
   "min_gradient_pct": -3.1897303750101855,
   "suppressed_max_gradient_pct": 16.012207514591864,
   "suppressed_location_m": [
    36.0,
    61.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 12.765794162893599,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1334.0,
   "end_distance_m": 1384.0,
   "start_elevation_m": 1441.0723939816114,
   "end_elevation_m": 1447.4552910630582,
   "min_gradient_pct": 0.4885543696827881,
   "suppressed_max_gradient_pct": 13.986724420088649,
   "suppressed_location_m": [
    36.0,
    86.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.405750572559555,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1285.0,
   "end_distance_m": 1385.0,
   "start_elevation_m": 1435.1522237084098,
   "end_elevation_m": 1447.5579742809693,
   "min_gradient_pct": 0.7185435761268764
  }
 ],
 "shape": {
  "ascent_concentration": 0.292,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 700.0,
  "shape_class": "sustained"
 },
 "length_m": 3496.849978459281,
 "start_elevation_m": 1300.8306514795022,
 "end_elevation_m": 1657.9130286562513,
 "endpoint_gain_m": 357.0823771767491,
 "overall_gradient_pct": 10.211544086145793,
 "accumulated_ascent_m": 360.13537316417273,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 18.38495938869073,
   "start_distance_m": 13.0,
   "end_distance_m": 18.0,
   "midpoint_distance_m": 15.5,
   "start_elevation_m": 1301.9706459611682,
   "end_elevation_m": 1302.8898939306027,
   "start_xy": [
    2601284.3138152193,
    1145088.6173298846
   ],
   "end_xy": [
    2601286.759754531,
    1145084.256438229
   ]
  },
  "max_10m": {
   "gradient_pct": 14.344944790952923,
   "start_distance_m": 11.0,
   "end_distance_m": 21.0,
   "midpoint_distance_m": 16.0,
   "start_elevation_m": 1301.7658105086255,
   "end_elevation_m": 1303.2003049877208,
   "start_xy": [
    2601283.3359995903,
    1145090.3620007294
   ],
   "end_xy": [
    2601288.227096543,
    1145081.639779949
   ]
  },
  "max_20m": {
   "gradient_pct": 13.133771271176329,
   "start_distance_m": 2713.0,
   "end_distance_m": 2733.0,
   "midpoint_distance_m": 2723.0,
   "start_elevation_m": 1584.2700527251266,
   "end_elevation_m": 1586.8968069793618,
   "start_xy": [
    2602232.905,
    1144943.3323112018
   ],
   "end_xy": [
    2602228.989968135,
    1144923.956395612
   ]
  },
  "max_25m": {
   "gradient_pct": 13.052098573908552,
   "start_distance_m": 737.0,
   "end_distance_m": 762.0,
   "midpoint_distance_m": 749.5,
   "start_elevation_m": 1368.7779617646281,
   "end_elevation_m": 1372.0409864081053,
   "start_xy": [
    2601399.631796799,
    1145332.0311594268
   ],
   "end_xy": [
    2601403.0097796777,
    1145307.304305984
   ]
  },
  "max_50m": {
   "gradient_pct": 12.765794162893599,
   "start_distance_m": 1334.0,
   "end_distance_m": 1384.0,
   "midpoint_distance_m": 1359.0,
   "start_elevation_m": 1441.0723939816114,
   "end_elevation_m": 1447.4552910630582,
   "start_xy": [
    2601744.0167702525,
    1144855.4630444022
   ],
   "end_xy": [
    2601779.278456712,
    1144820.56894421
   ]
  },
  "max_100m": {
   "gradient_pct": 12.405750572559555,
   "start_distance_m": 1285.0,
   "end_distance_m": 1385.0,
   "midpoint_distance_m": 1335.0,
   "start_elevation_m": 1435.1522237084098,
   "end_elevation_m": 1447.5579742809693,
   "start_xy": [
    2601709.675108641,
    1144890.3358913588
   ],
   "end_xy": [
    2601780.036444523,
    1144819.9166756875
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -29.153320986329163,
   "start_distance_m": 29.0,
   "end_distance_m": 34.0,
   "midpoint_distance_m": 31.5,
   "start_elevation_m": 1303.7897195923774,
   "end_elevation_m": 1302.332053543061,
   "start_xy": [
    2601291.140684909,
    1145074.1902199998
   ],
   "end_xy": [
    2601292.934708924,
    1145069.5231575868
   ]
  },
  "min_10m": {
   "gradient_pct": -11.29862140156547,
   "start_distance_m": 25.0,
   "end_distance_m": 35.0,
   "midpoint_distance_m": 30.0,
   "start_elevation_m": 1303.536416358751,
   "end_elevation_m": 1302.4065542185945,
   "start_xy": [
    2601289.7049018755,
    1145077.9236536159
   ],
   "end_xy": [
    2601293.2938212957,
    1145068.589863258
   ]
  },
  "min_20m": {
   "gradient_pct": -4.380013899582309,
   "start_distance_m": 3474.0,
   "end_distance_m": 3494.0,
   "midpoint_distance_m": 3484.0,
   "start_elevation_m": 1658.8111503891998,
   "end_elevation_m": 1657.9351476092834,
   "start_xy": [
    2602392.299662023,
    1144703.4925881587
   ],
   "end_xy": [
    2602379.3584136055,
    1144718.7413267682
   ]
  },
  "min_25m": {
   "gradient_pct": -3.1897303750101855,
   "start_distance_m": 3471.0,
   "end_distance_m": 3496.0,
   "midpoint_distance_m": 3483.5,
   "start_elevation_m": 1658.7408095759529,
   "end_elevation_m": 1657.9433769822003,
   "start_xy": [
    2602394.2406203267,
    1144701.2050829844
   ],
   "end_xy": [
    2602378.0639442964,
    1144720.2659080962
   ]
  },
  "min_50m": {
   "gradient_pct": 0.4885543696827881,
   "start_distance_m": 3341.0,
   "end_distance_m": 3391.0,
   "midpoint_distance_m": 3366.0,
   "start_elevation_m": 1654.638058325864,
   "end_elevation_m": 1654.8823355107054,
   "start_xy": [
    2602479.112782514,
    1144602.7453564443
   ],
   "end_xy": [
    2602446.1578294765,
    1144640.3407767103
   ]
  },
  "min_100m": {
   "gradient_pct": 0.7185435761268764,
   "start_distance_m": 3319.0,
   "end_distance_m": 3419.0,
   "midpoint_distance_m": 3369.0,
   "start_elevation_m": 1654.4503501614179,
   "end_elevation_m": 1655.1688937375447,
   "start_xy": [
    2602494.532530828,
    1144587.0700643181
   ],
   "end_xy": [
    2602427.8884395976,
    1144661.5588501184
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 29.36612908084726,
   "start_distance_m": 16.0,
   "end_distance_m": 18.0,
   "midpoint_distance_m": 17.0,
   "start_elevation_m": 1302.3025713489858,
   "end_elevation_m": 1302.8898939306027,
   "start_xy": [
    2601285.7811785527,
    1145086.0006822492
   ],
   "end_xy": [
    2601286.759754531,
    1145084.256438229
   ]
  },
  "max_3m": {
   "gradient_pct": 23.00070595370774,
   "start_distance_m": 15.0,
   "end_distance_m": 18.0,
   "midpoint_distance_m": 16.5,
   "start_elevation_m": 1302.1998727519915,
   "end_elevation_m": 1302.8898939306027,
   "start_xy": [
    2601285.2920572027,
    1145086.8728979938
   ],
   "end_xy": [
    2601286.759754531,
    1145084.256438229
   ]
  }
 },
 "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": 0.009,
   "windows_resited": [
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 36.0,
     "end_m": 61.0,
     "raw_pct": 16.01,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 38.0,
     "end_m": 58.0,
     "raw_pct": 16.41,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    34.0,
    63.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "descends_at_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_2025_2601-1144_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2601-1145_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2602-1144_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2602-1145_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T23:52:24+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-ch-ch/batch-switzerland-rchunk01.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": [
   "2601-1144",
   "2601-1145",
   "2602-1144",
   "2602-1145"
  ],
  "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": "Lenk",
  "county": "Bern/Berne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}