{
 "ocl_version": "0.1.0",
 "name": "Urmistrasse",
 "slug": "urmistrasse",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 29.313446122819187,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 821.0,
   "end_distance_m": 823.0,
   "start_elevation_m": 1074.797476478625,
   "end_elevation_m": 1075.3837454010813,
   "min_gradient_pct": -27.35194850769176,
   "suppressed_max_gradient_pct": 53.62429022203514,
   "suppressed_location_m": [
    1491.0,
    1493.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 27.463665867010906,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 820.0,
   "end_distance_m": 823.0,
   "start_elevation_m": 1074.559835425071,
   "end_elevation_m": 1075.3837454010813,
   "min_gradient_pct": -15.399227078978583,
   "suppressed_max_gradient_pct": 41.08856944734877,
   "suppressed_location_m": [
    1491.0,
    1494.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.872309307712385,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 818.0,
   "end_distance_m": 823.0,
   "start_elevation_m": 1074.1901299356957,
   "end_elevation_m": 1075.3837454010813,
   "min_gradient_pct": -4.923201122724095,
   "suppressed_max_gradient_pct": 31.524804949581267,
   "suppressed_location_m": [
    1491.0,
    1496.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 18.022195875755642,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 813.0,
   "end_distance_m": 823.0,
   "start_elevation_m": 1073.5815258135058,
   "end_elevation_m": 1075.3837454010813,
   "min_gradient_pct": 0.5680509198509753,
   "suppressed_max_gradient_pct": 23.458991126149158,
   "suppressed_location_m": [
    1040.0,
    1050.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 15.4342186007284,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 131.0,
   "end_distance_m": 151.0,
   "start_elevation_m": 986.4737577084786,
   "end_elevation_m": 989.5606014286243,
   "min_gradient_pct": 5.399033333208081,
   "suppressed_max_gradient_pct": 18.249347671803662,
   "suppressed_location_m": [
    1039.0,
    1059.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.13502577399413,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 131.0,
   "end_distance_m": 156.0,
   "start_elevation_m": 986.4737577084786,
   "end_elevation_m": 990.2575141519771,
   "min_gradient_pct": 6.559523306328629,
   "suppressed_max_gradient_pct": 17.124507327967876,
   "suppressed_location_m": [
    1039.0,
    1064.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.408919311153113,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 658.0,
   "end_distance_m": 708.0,
   "start_elevation_m": 1053.6271148517922,
   "end_elevation_m": 1060.8315745073687,
   "min_gradient_pct": 8.24191157014593,
   "suppressed_max_gradient_pct": 14.69937509314559,
   "suppressed_location_m": [
    1039.0,
    1089.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 13.970816374887136,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 655.0,
   "end_distance_m": 755.0,
   "start_elevation_m": 1053.2457850148687,
   "end_elevation_m": 1067.2166013897559,
   "min_gradient_pct": 9.201156441716648
  }
 ],
 "shape": {
  "ascent_concentration": 0.271,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 477.0,
  "shape_class": "sustained"
 },
 "length_m": 1519.757480092129,
 "start_elevation_m": 970.568180004901,
 "end_elevation_m": 1153.6797593359684,
 "endpoint_gain_m": 183.11157933106733,
 "overall_gradient_pct": 12.048736836614678,
 "accumulated_ascent_m": 184.56612333367934,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.872309307712385,
   "start_distance_m": 818.0,
   "end_distance_m": 823.0,
   "midpoint_distance_m": 820.5,
   "start_elevation_m": 1074.1901299356957,
   "end_elevation_m": 1075.3837454010813,
   "start_xy": [
    2680645.7534571993,
    1205960.6903947042
   ],
   "end_xy": [
    2680649.0592082273,
    1205964.4416616927
   ]
  },
  "max_10m": {
   "gradient_pct": 18.022195875755642,
   "start_distance_m": 813.0,
   "end_distance_m": 823.0,
   "midpoint_distance_m": 818.0,
   "start_elevation_m": 1073.5815258135058,
   "end_elevation_m": 1075.3837454010813,
   "start_xy": [
    2680642.447742676,
    1205956.939095177
   ],
   "end_xy": [
    2680649.0592082273,
    1205964.4416616927
   ]
  },
  "max_20m": {
   "gradient_pct": 15.4342186007284,
   "start_distance_m": 131.0,
   "end_distance_m": 151.0,
   "midpoint_distance_m": 141.0,
   "start_elevation_m": 986.4737577084786,
   "end_elevation_m": 989.5606014286243,
   "start_xy": [
    2681270.836961759,
    1205918.1808727377
   ],
   "end_xy": [
    2681251.5415936974,
    1205914.9814932782
   ]
  },
  "max_25m": {
   "gradient_pct": 15.13502577399413,
   "start_distance_m": 131.0,
   "end_distance_m": 156.0,
   "midpoint_distance_m": 143.5,
   "start_elevation_m": 986.4737577084786,
   "end_elevation_m": 990.2575141519771,
   "start_xy": [
    2681270.836961759,
    1205918.1808727377
   ],
   "end_xy": [
    2681246.5744228056,
    1205915.5535128773
   ]
  },
  "max_50m": {
   "gradient_pct": 14.408919311153113,
   "start_distance_m": 658.0,
   "end_distance_m": 708.0,
   "midpoint_distance_m": 683.0,
   "start_elevation_m": 1053.6271148517922,
   "end_elevation_m": 1060.8315745073687,
   "start_xy": [
    2680785.75427217,
    1205927.9576605996
   ],
   "end_xy": [
    2680737.5979252146,
    1205919.2965476452
   ]
  },
  "max_100m": {
   "gradient_pct": 13.970816374887136,
   "start_distance_m": 655.0,
   "end_distance_m": 755.0,
   "midpoint_distance_m": 705.0,
   "start_elevation_m": 1053.2457850148687,
   "end_elevation_m": 1067.2166013897559,
   "start_xy": [
    2680788.728546047,
    1205928.3496968034
   ],
   "end_xy": [
    2680692.6297642733,
    1205931.5805675506
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -4.923201122724095,
   "start_distance_m": 1486.0,
   "end_distance_m": 1491.0,
   "midpoint_distance_m": 1488.5,
   "start_elevation_m": 1149.3952863701074,
   "end_elevation_m": 1149.1491263139712,
   "start_xy": [
    2680989.5174374753,
    1206159.3535741002
   ],
   "end_xy": [
    2680984.7512352513,
    1206157.8425100166
   ]
  },
  "min_10m": {
   "gradient_pct": 0.5680509198509753,
   "start_distance_m": 1029.0,
   "end_distance_m": 1039.0,
   "midpoint_distance_m": 1034.0,
   "start_elevation_m": 1097.6711810833835,
   "end_elevation_m": 1097.7279861753686,
   "start_xy": [
    2680842.7898428272,
    1206025.8608911934
   ],
   "end_xy": [
    2680852.153262218,
    1206029.3280500907
   ]
  },
  "min_20m": {
   "gradient_pct": 5.399033333208081,
   "start_distance_m": 1019.0,
   "end_distance_m": 1039.0,
   "midpoint_distance_m": 1029.0,
   "start_elevation_m": 1096.648179508727,
   "end_elevation_m": 1097.7279861753686,
   "start_xy": [
    2680833.365699304,
    1206022.5164206652
   ],
   "end_xy": [
    2680852.153262218,
    1206029.3280500907
   ]
  },
  "min_25m": {
   "gradient_pct": 6.559523306328629,
   "start_distance_m": 1014.0,
   "end_distance_m": 1039.0,
   "midpoint_distance_m": 1026.5,
   "start_elevation_m": 1096.0881053487865,
   "end_elevation_m": 1097.7279861753686,
   "start_xy": [
    2680828.6535614133,
    1206020.844371628
   ],
   "end_xy": [
    2680852.153262218,
    1206029.3280500907
   ]
  },
  "min_50m": {
   "gradient_pct": 8.24191157014593,
   "start_distance_m": 1345.0,
   "end_distance_m": 1395.0,
   "midpoint_distance_m": 1370.0,
   "start_elevation_m": 1134.4980454279948,
   "end_elevation_m": 1138.6190012130678,
   "start_xy": [
    2681123.063303807,
    1206159.321624741
   ],
   "end_xy": [
    2681079.1415808033,
    1206153.9174316248
   ]
  },
  "min_100m": {
   "gradient_pct": 9.201156441716648,
   "start_distance_m": 939.0,
   "end_distance_m": 1039.0,
   "midpoint_distance_m": 989.0,
   "start_elevation_m": 1088.526829733652,
   "end_elevation_m": 1097.7279861753686,
   "start_xy": [
    2680755.800544902,
    1206005.2879494564
   ],
   "end_xy": [
    2680852.153262218,
    1206029.3280500907
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 29.313446122819187,
   "start_distance_m": 821.0,
   "end_distance_m": 823.0,
   "midpoint_distance_m": 822.0,
   "start_elevation_m": 1074.797476478625,
   "end_elevation_m": 1075.3837454010813,
   "start_xy": [
    2680647.7370979856,
    1205962.9409871243
   ],
   "end_xy": [
    2680649.0592082273,
    1205964.4416616927
   ]
  },
  "max_3m": {
   "gradient_pct": 27.463665867010906,
   "start_distance_m": 820.0,
   "end_distance_m": 823.0,
   "midpoint_distance_m": 821.5,
   "start_elevation_m": 1074.559835425071,
   "end_elevation_m": 1075.3837454010813,
   "start_xy": [
    2680647.0756529747,
    1205962.1909935519
   ],
   "end_xy": [
    2680649.0592082273,
    1205964.4416616927
   ]
  }
 },
 "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": 0.008,
   "windows_resited": [
    2.0,
    3.0,
    5.0
   ],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.018,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 1040.0,
     "end_m": 1050.0,
     "raw_pct": 23.46,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    1038.0,
    1052.0
   ],
   [
    1243.0,
    1248.0
   ],
   [
    1489.0,
    1494.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "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_2022_2680-1205_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2022_2680-1206_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2022_2681-1205_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2022_2681-1206_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T23:51:52+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-ch-ch/batch-switzerland-rchunk04.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": [
   "2680-1205",
   "2680-1206",
   "2681-1205",
   "2681-1206"
  ],
  "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": "Gersau",
  "county": "Schwyz",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}