{
 "ocl_version": "0.1.0",
 "name": "Venet",
 "slug": "venet",
 "confidence": "U",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 40.05479890291781,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 3908.0,
   "end_distance_m": 3910.0,
   "start_elevation_m": 1798.7985003738622,
   "end_elevation_m": 1799.5995963519206,
   "min_gradient_pct": -66.38441866548419,
   "suppressed_max_gradient_pct": 61.8901105729492,
   "suppressed_location_m": [
    2489.0,
    2491.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 38.62827863217717,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 3908.0,
   "end_distance_m": 3911.0,
   "start_elevation_m": 1798.7985003738622,
   "end_elevation_m": 1799.9573487328275,
   "min_gradient_pct": -59.48274298744612,
   "suppressed_max_gradient_pct": 57.45899660184932,
   "suppressed_location_m": [
    2489.0,
    2492.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 36.51815778844593,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 4020.0,
   "end_distance_m": 4025.0,
   "start_elevation_m": 1813.0949507010723,
   "end_elevation_m": 1814.9208585904946,
   "min_gradient_pct": -42.4244051180176,
   "suppressed_max_gradient_pct": 48.357820549549615,
   "suppressed_location_m": [
    4453.0,
    4458.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 28.071652646060556,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_unresolved",
    "canopy_or_structure"
   ],
   "start_distance_m": 3906.0,
   "end_distance_m": 3916.0,
   "start_elevation_m": 1798.274272626353,
   "end_elevation_m": 1801.081437890959,
   "min_gradient_pct": -19.19396292901638,
   "suppressed_max_gradient_pct": 38.61144605390564,
   "suppressed_location_m": [
    4452.0,
    4462.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.44863335468108,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 4006.0,
   "end_distance_m": 4026.0,
   "start_elevation_m": 1811.1781909352853,
   "end_elevation_m": 1815.2679176062215,
   "min_gradient_pct": -4.565689510786797,
   "suppressed_max_gradient_pct": 33.75724680405142,
   "suppressed_location_m": [
    4664.0,
    4684.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 19.25240611794743,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded",
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 838.0,
   "end_distance_m": 863.0,
   "start_elevation_m": 1382.2341890324726,
   "end_elevation_m": 1387.0472905619595,
   "min_gradient_pct": -1.2804421394321253,
   "suppressed_max_gradient_pct": 29.54427066700464,
   "suppressed_location_m": [
    4659.0,
    4684.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.817854897573852,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 813.0,
   "end_distance_m": 863.0,
   "start_elevation_m": 1377.6383631131725,
   "end_elevation_m": 1387.0472905619595,
   "min_gradient_pct": 4.2897209570992345,
   "suppressed_max_gradient_pct": 20.58791081067966,
   "suppressed_location_m": [
    4634.0,
    4684.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.275337483441035,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 793.0,
   "end_distance_m": 893.0,
   "start_elevation_m": 1373.9999834834084,
   "end_elevation_m": 1392.2753209668494,
   "min_gradient_pct": 5.8599730738169455
  }
 ],
 "shape": {
  "ascent_concentration": 0.283,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 1340.0,
  "shape_class": "sustained"
 },
 "length_m": 5118.200000000292,
 "start_elevation_m": 1254.5714259492916,
 "end_elevation_m": 1948.4651402040902,
 "endpoint_gain_m": 693.8937142547986,
 "overall_gradient_pct": 13.557377872196458,
 "accumulated_ascent_m": 710.156501262675,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 36.51815778844593,
   "start_distance_m": 4020.0,
   "end_distance_m": 4025.0,
   "midpoint_distance_m": 4022.5,
   "start_elevation_m": 1813.0949507010723,
   "end_elevation_m": 1814.9208585904946,
   "start_xy": [
    4374260.875403174,
    2673586.3079641922
   ],
   "end_xy": [
    4374259.477729303,
    2673591.1079786285
   ]
  },
  "max_10m": {
   "gradient_pct": 28.071652646060556,
   "start_distance_m": 3906.0,
   "end_distance_m": 3916.0,
   "midpoint_distance_m": 3911.0,
   "start_elevation_m": 1798.274272626353,
   "end_elevation_m": 1801.081437890959,
   "start_xy": [
    4374252.831689763,
    2673481.4900889033
   ],
   "end_xy": [
    4374257.722806963,
    2673490.212297897
   ]
  },
  "max_20m": {
   "gradient_pct": 20.44863335468108,
   "start_distance_m": 4006.0,
   "end_distance_m": 4026.0,
   "midpoint_distance_m": 4016.0,
   "start_elevation_m": 1811.1781909352853,
   "end_elevation_m": 1815.2679176062215,
   "start_xy": [
    4374264.884462113,
    2673572.894262355
   ],
   "end_xy": [
    4374259.412610741,
    2673592.1030172827
   ]
  },
  "max_25m": {
   "gradient_pct": 19.25240611794743,
   "start_distance_m": 838.0,
   "end_distance_m": 863.0,
   "midpoint_distance_m": 850.5,
   "start_elevation_m": 1382.2341890324726,
   "end_elevation_m": 1387.0472905619595,
   "start_xy": [
    4375290.617028156,
    2672911.815971363
   ],
   "end_xy": [
    4375279.486425017,
    2672889.43049526
   ]
  },
  "max_50m": {
   "gradient_pct": 18.817854897573852,
   "start_distance_m": 813.0,
   "end_distance_m": 863.0,
   "midpoint_distance_m": 838.0,
   "start_elevation_m": 1377.6383631131725,
   "end_elevation_m": 1387.0472905619595,
   "start_xy": [
    4375301.747446872,
    2672934.2015392147
   ],
   "end_xy": [
    4375279.486425017,
    2672889.43049526
   ]
  },
  "max_100m": {
   "gradient_pct": 18.275337483441035,
   "start_distance_m": 793.0,
   "end_distance_m": 893.0,
   "midpoint_distance_m": 843.0,
   "start_elevation_m": 1373.9999834834084,
   "end_elevation_m": 1392.2753209668494,
   "start_xy": [
    4375309.201977304,
    2672952.6560322884
   ],
   "end_xy": [
    4375266.231588106,
    2672862.5251608794
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -42.4244051180176,
   "start_distance_m": 4775.0,
   "end_distance_m": 4780.0,
   "midpoint_distance_m": 4777.5,
   "start_elevation_m": 1905.830712243338,
   "end_elevation_m": 1903.709491987437,
   "start_xy": [
    4374405.934631176,
    2673958.586009335
   ],
   "end_xy": [
    4374410.627642935,
    2673960.3110136595
   ]
  },
  "min_10m": {
   "gradient_pct": -19.19396292901638,
   "start_distance_m": 4775.0,
   "end_distance_m": 4785.0,
   "midpoint_distance_m": 4780.0,
   "start_elevation_m": 1905.830712243338,
   "end_elevation_m": 1903.9113159504363,
   "start_xy": [
    4374405.934631176,
    2673958.586009335
   ],
   "end_xy": [
    4374415.180224828,
    2673962.2571758735
   ]
  },
  "min_20m": {
   "gradient_pct": -4.565689510786797,
   "start_distance_m": 2866.0,
   "end_distance_m": 2886.0,
   "midpoint_distance_m": 2876.0,
   "start_elevation_m": 1677.2437530816362,
   "end_elevation_m": 1676.3306151794789,
   "start_xy": [
    4374255.918989313,
    2672541.258657088
   ],
   "end_xy": [
    4374259.524771899,
    2672560.928866906
   ]
  },
  "min_25m": {
   "gradient_pct": -1.2804421394321253,
   "start_distance_m": 4773.0,
   "end_distance_m": 4798.0,
   "midpoint_distance_m": 4785.5,
   "start_elevation_m": 1905.7190338737219,
   "end_elevation_m": 1905.3989233388638,
   "start_xy": [
    4374404.0574502945,
    2673957.8959428053
   ],
   "end_xy": [
    4374419.446928491,
    2673974.4967042604
   ]
  },
  "min_50m": {
   "gradient_pct": 4.2897209570992345,
   "start_distance_m": 4396.0,
   "end_distance_m": 4446.0,
   "midpoint_distance_m": 4421.0,
   "start_elevation_m": 1855.7451435672963,
   "end_elevation_m": 1857.890004045846,
   "start_xy": [
    4374320.132829306,
    2673794.5471918364
   ],
   "end_xy": [
    4374283.101378654,
    2673762.11536552
   ]
  },
  "min_100m": {
   "gradient_pct": 5.8599730738169455,
   "start_distance_m": 4346.0,
   "end_distance_m": 4446.0,
   "midpoint_distance_m": 4396.0,
   "start_elevation_m": 1852.030030972029,
   "end_elevation_m": 1857.890004045846,
   "start_xy": [
    4374359.699204626,
    2673824.18065299
   ],
   "end_xy": [
    4374283.101378654,
    2673762.11536552
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 40.05479890291781,
   "start_distance_m": 3908.0,
   "end_distance_m": 3910.0,
   "midpoint_distance_m": 3909.0,
   "start_elevation_m": 1798.7985003738622,
   "end_elevation_m": 1799.5995963519206,
   "start_xy": [
    4374253.808953519,
    2673483.2350684893
   ],
   "end_xy": [
    4374254.7877467945,
    2673484.9791906034
   ]
  },
  "max_3m": {
   "gradient_pct": 38.62827863217717,
   "start_distance_m": 3908.0,
   "end_distance_m": 3911.0,
   "midpoint_distance_m": 3909.5,
   "start_elevation_m": 1798.7985003738622,
   "end_elevation_m": 1799.9573487328275,
   "start_xy": [
    4374253.808953519,
    2673483.2350684893
   ],
   "end_xy": [
    4374255.277494168,
    2673485.8510549273
   ]
  }
 },
 "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": 0.007,
   "windows_resited": [
    2.0,
    3.0
   ],
   "windows_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.013,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.049,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 4,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 4659.0,
     "end_m": 4684.0,
     "raw_pct": 29.54,
     "reason": "staircase+hump"
    },
    {
     "window_m": 20.0,
     "start_m": 4664.0,
     "end_m": 4684.0,
     "raw_pct": 33.76,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 4452.0,
     "end_m": 4462.0,
     "raw_pct": 38.61,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 4453.0,
     "end_m": 4458.0,
     "raw_pct": 48.36,
     "reason": "hump"
    },
    {
     "window_m": 25.0,
     "start_m": 4748.0,
     "end_m": 4773.0,
     "raw_pct": 27.82,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 4753.0,
     "end_m": 4773.0,
     "raw_pct": 30.85,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 2671.0,
     "end_m": 2681.0,
     "raw_pct": 35.07,
     "reason": "hump"
    },
    {
     "window_m": 5.0,
     "start_m": 4103.0,
     "end_m": 4108.0,
     "raw_pct": 42.23,
     "reason": "hump"
    },
    {
     "window_m": 25.0,
     "start_m": 2840.0,
     "end_m": 2865.0,
     "raw_pct": 22.97,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 2845.0,
     "end_m": 2865.0,
     "raw_pct": 23.72,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 4233.0,
     "end_m": 4243.0,
     "raw_pct": 33.31,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 4236.0,
     "end_m": 4241.0,
     "raw_pct": 39.19,
     "reason": "hump"
    },
    {
     "window_m": 25.0,
     "start_m": 4697.0,
     "end_m": 4722.0,
     "raw_pct": 21.19,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 4697.0,
     "end_m": 4717.0,
     "raw_pct": 23.37,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 2723.0,
     "end_m": 2733.0,
     "raw_pct": 32.24,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 2724.0,
     "end_m": 2729.0,
     "raw_pct": 38.09,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": [
    {
     "window_m": 10.0,
     "start_m": 3906.0,
     "end_m": 3916.0,
     "pct": 28.07,
     "reason": "hump"
    }
   ]
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.332,
   "obstruction_max_height_m": 35.79,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    0.0,
    20.0
   ],
   [
    2488.0,
    2493.0
   ],
   [
    2669.0,
    2683.0
   ],
   [
    2721.0,
    2735.0
   ],
   [
    2838.0,
    2867.0
   ],
   [
    4101.0,
    4110.0
   ],
   [
    4170.0,
    4200.0
   ],
   [
    4231.0,
    4245.0
   ],
   [
    4450.0,
    4464.0
   ],
   [
    4657.0,
    4686.0
   ],
   [
    4695.0,
    4724.0
   ],
   [
    4746.0,
    4780.0
   ]
  ],
  "review": [
   "short_window_divergence",
   "texture_unresolved"
  ],
  "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:3035",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/at/bev-als_dtm_E4374-N2672.tif",
   "data/cache/at/bev-als_dtm_E4374-N2673.tif",
   "data/cache/at/bev-als_dtm_E4374-N2674.tif",
   "data/cache/at/bev-als_dtm_E4375-N2672.tif",
   "data/cache/at/bev-als_dtm_E4375-N2673.tif"
  ],
  "calculated_at": "2026-09-15T22:41:45+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/austria-2026-09-11.osm.pbf",
  "osm_snapshot": "2026-09-10T20:21:06Z",
  "run_id": "retro-260915-dogleg-all",
  "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": [
   "E4374-N2672",
   "E4374-N2673",
   "E4374-N2674",
   "E4375-N2672",
   "E4375-N2673"
  ],
  "elevation_blocks": [
   "N2650000E4350000@2022-09-15"
  ],
  "bev_dsm_release": {
   "N2650000E4350000": "20220915"
  },
  "route_cut_m": 5118.2,
  "climb_origin": "discovered",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "structure_mask_ranges_m": [
   [
    0.0,
    15.0
   ]
  ],
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Wenns",
  "county": "Tirol",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}