{ "ocl_version": "0.1.0", "name": "Discovered lane (46.6468, 13.6226)", "slug": "discovered-lane-46-6468-13-6226", "confidence": "B", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 31.083206585572043, "diagnostic": true, "flags": [ "structure_excluded", "texture_excluded", "texture_excluded" ], "start_distance_m": 2662.0, "end_distance_m": 2664.0, "start_elevation_m": 1471.7176906934242, "end_elevation_m": 1472.3393548251356, "min_gradient_pct": -53.90798728104755, "suppressed_max_gradient_pct": 68.0155061191499, "suppressed_location_m": [ 1564.0, 1566.0 ] }, { "window_m": 3.0, "max_gradient_pct": 30.941437630402408, "diagnostic": true, "flags": [ "structure_excluded", "texture_excluded", "texture_excluded", "texture_excluded" ], "start_distance_m": 2662.0, "end_distance_m": 2665.0, "start_elevation_m": 1471.7176906934242, "end_elevation_m": 1472.6459338223362, "min_gradient_pct": -51.453596393776024, "suppressed_max_gradient_pct": 65.27108126088781, "suppressed_location_m": [ 1564.0, 1567.0 ] }, { "window_m": 5.0, "max_gradient_pct": 26.442115178883796, "diagnostic": false, "flags": [ "structure_excluded", "texture_excluded", "texture_excluded", "texture_excluded" ], "start_distance_m": 2660.0, "end_distance_m": 2665.0, "start_elevation_m": 1471.323828063392, "end_elevation_m": 1472.6459338223362, "min_gradient_pct": -47.21974328325359, "suppressed_max_gradient_pct": 60.70936298409379, "suppressed_location_m": [ 1563.0, 1568.0 ] }, { "window_m": 10.0, "max_gradient_pct": 23.42742895322999, "diagnostic": false, "flags": [ "structure_excluded", "texture_excluded", "texture_excluded" ], "start_distance_m": 238.0, "end_distance_m": 248.0, "start_elevation_m": 1340.123841315902, "end_elevation_m": 1342.466584211225, "min_gradient_pct": -33.78109439560603, "suppressed_max_gradient_pct": 48.699752912618806, "suppressed_location_m": [ 1562.0, 1572.0 ] }, { "window_m": 20.0, "max_gradient_pct": 21.756417876423484, "diagnostic": false, "flags": [ "structure_excluded", "texture_excluded", "texture_excluded" ], "start_distance_m": 231.0, "end_distance_m": 251.0, "start_elevation_m": 1338.8045294591427, "end_elevation_m": 1343.1558130344274, "min_gradient_pct": -15.143466718727723, "suppressed_max_gradient_pct": 40.038658370898474, "suppressed_location_m": [ 2578.0, 2598.0 ] }, { "window_m": 25.0, "max_gradient_pct": 21.409279593001884, "diagnostic": false, "flags": [ "structure_excluded", "texture_excluded" ], "start_distance_m": 229.0, "end_distance_m": 254.0, "start_elevation_m": 1338.3772075369595, "end_elevation_m": 1343.72952743521, "min_gradient_pct": -10.18410882277567, "suppressed_max_gradient_pct": 35.564188760014986, "suppressed_location_m": [ 1562.0, 1587.0 ] }, { "window_m": 50.0, "max_gradient_pct": 20.083223223751702, "diagnostic": false, "flags": [ "structure_excluded" ], "start_distance_m": 203.0, "end_distance_m": 253.0, "start_elevation_m": 1333.5038722990112, "end_elevation_m": 1343.545483910887, "min_gradient_pct": -8.789850246823335, "suppressed_max_gradient_pct": 22.871718890538432, "suppressed_location_m": [ 1538.0, 1588.0 ] }, { "window_m": 100.0, "max_gradient_pct": 19.056117079776868, "diagnostic": false, "flags": [], "start_distance_m": 155.0, "end_distance_m": 255.0, "start_elevation_m": 1324.8631763135952, "end_elevation_m": 1343.919293393372, "min_gradient_pct": -6.900491291173921 } ], "shape": { "ascent_concentration": 0.419, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 439.0, "shape_class": "sustained" }, "length_m": 3331.196562642583, "start_elevation_m": 1305.3193439204101, "end_elevation_m": 1502.304601653079, "endpoint_gain_m": 196.98525773266897, "overall_gradient_pct": 5.913348372826245, "accumulated_ascent_m": 226.05827680051402, "window_maxima": { "max_5m": { "gradient_pct": 26.442115178883796, "start_distance_m": 2660.0, "end_distance_m": 2665.0, "midpoint_distance_m": 2662.5, "start_elevation_m": 1471.323828063392, "end_elevation_m": 1472.6459338223362, "start_xy": [ 4598225.525312279, 2621693.7158333245 ], "end_xy": [ 4598221.185378298, 2621691.2649729615 ] }, "max_10m": { "gradient_pct": 23.42742895322999, "start_distance_m": 238.0, "end_distance_m": 248.0, "midpoint_distance_m": 243.0, "start_elevation_m": 1340.123841315902, "end_elevation_m": 1342.466584211225, "start_xy": [ 4599929.9483670695, 2620830.7620749185 ], "end_xy": [ 4599924.703986079, 2620839.276153217 ] }, "max_20m": { "gradient_pct": 21.756417876423484, "start_distance_m": 231.0, "end_distance_m": 251.0, "midpoint_distance_m": 241.0, "start_elevation_m": 1338.8045294591427, "end_elevation_m": 1343.1558130344274, "start_xy": [ 4599934.814152586, 2620825.765887573 ], "end_xy": [ 4599922.887012864, 2620841.663204924 ] }, "max_25m": { "gradient_pct": 21.409279593001884, "start_distance_m": 229.0, "end_distance_m": 254.0, "midpoint_distance_m": 241.5, "start_elevation_m": 1338.3772075369595, "end_elevation_m": 1343.72952743521, "start_xy": [ 4599936.261410486, 2620824.385509343 ], "end_xy": [ 4599920.894420933, 2620843.8860444347 ] }, "max_50m": { "gradient_pct": 20.083223223751702, "start_distance_m": 203.0, "end_distance_m": 253.0, "midpoint_distance_m": 228.0, "start_elevation_m": 1333.5038722990112, "end_elevation_m": 1343.545483910887, "start_xy": [ 4599958.706192704, 2620811.267133183 ], "end_xy": [ 4599921.65363813, 2620843.2352076117 ] }, "max_100m": { "gradient_pct": 19.056117079776868, "start_distance_m": 155.0, "end_distance_m": 255.0, "midpoint_distance_m": 205.0, "start_elevation_m": 1324.8631763135952, "end_elevation_m": 1343.919293393372, "start_xy": [ 4600000.2928696675, 2620790.513783791 ], "end_xy": [ 4599920.133543424, 2620844.534939971 ] } }, "window_minima": { "min_5m": { "gradient_pct": -47.21974328325359, "start_distance_m": 1594.0, "end_distance_m": 1599.0, "midpoint_distance_m": 1596.5, "start_elevation_m": 1417.682238430149, "end_elevation_m": 1415.3212512659863, "start_xy": [ 4598941.9770304095, 2621267.3250993853 ], "end_xy": [ 4598941.89502518, 2621272.3244262445 ] }, "min_10m": { "gradient_pct": -33.78109439560603, "start_distance_m": 1592.0, "end_distance_m": 1602.0, "midpoint_distance_m": 1597.0, "start_elevation_m": 1418.0044367765988, "end_elevation_m": 1414.6263273370382, "start_xy": [ 4598942.010026051, 2621265.325371832 ], "end_xy": [ 4598941.8456586655, 2621275.324019669 ] }, "min_20m": { "gradient_pct": -15.143466718727723, "start_distance_m": 1588.0, "end_distance_m": 1608.0, "midpoint_distance_m": 1598.0, "start_elevation_m": 1418.1775884819695, "end_elevation_m": 1415.148895138224, "start_xy": [ 4598942.076033328, 2621261.3259169976 ], "end_xy": [ 4598941.746655565, 2621281.323202054 ] }, "min_25m": { "gradient_pct": -10.18410882277567, "start_distance_m": 1588.0, "end_distance_m": 1613.0, "midpoint_distance_m": 1600.5, "start_elevation_m": 1418.1775884819695, "end_elevation_m": 1415.6315612762755, "start_xy": [ 4598942.076033328, 2621261.3259169976 ], "end_xy": [ 4598941.664650009, 2621286.322528908 ] }, "min_50m": { "gradient_pct": -8.789850246823335, "start_distance_m": 1230.0, "end_distance_m": 1280.0, "midpoint_distance_m": 1255.0, "start_elevation_m": 1401.5681345959015, "end_elevation_m": 1397.1732094724898, "start_xy": [ 4599203.638838245, 2621121.390718953 ], "end_xy": [ 4599154.888115111, 2621128.0179297104 ] }, "min_100m": { "gradient_pct": -6.900491291173921, "start_distance_m": 1195.0, "end_distance_m": 1295.0, "midpoint_distance_m": 1245.0, "start_elevation_m": 1403.3308528078358, "end_elevation_m": 1396.4303615166618, "start_xy": [ 4599238.239087505, 2621118.6640683417 ], "end_xy": [ 4599147.706805403, 2621140.011949949 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 31.083206585572043, "start_distance_m": 2662.0, "end_distance_m": 2664.0, "midpoint_distance_m": 2663.0, "start_elevation_m": 1471.7176906934242, "end_elevation_m": 1472.3393548251356, "start_xy": [ 4598223.80139244, 2621692.7018804722 ], "end_xy": [ 4598222.076456733, 2621691.6897537094 ] }, "max_3m": { "gradient_pct": 30.941437630402408, "start_distance_m": 2662.0, "end_distance_m": 2665.0, "midpoint_distance_m": 2663.5, "start_elevation_m": 1471.7176906934242, "end_elevation_m": 1472.6459338223362, "start_xy": [ 4598223.80139244, 2621692.7018804722 ], "end_xy": [ 4598221.185378298, 2621691.2649729615 ] } }, "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": 0.004, "windows_resited": [ 2.0, 3.0, 5.0, 10.0, 20.0, 25.0, 50.0 ], "windows_unresolved": [] }, "texture_suppression": { "masked_fraction": 0.03, "windows_resited": [ 2.0, 3.0, 5.0 ], "windows_unresolved": [] }, "texture_windows": { "rounds": 3, "windows_masked": [ { "window_m": 25.0, "start_m": 2969.0, "end_m": 2994.0, "raw_pct": 24.49, "reason": "hump" }, { "window_m": 20.0, "start_m": 2971.0, "end_m": 2991.0, "raw_pct": 27.78, "reason": "hump" }, { "window_m": 10.0, "start_m": 2974.0, "end_m": 2984.0, "raw_pct": 34.16, "reason": "hump" }, { "window_m": 5.0, "start_m": 2593.0, "end_m": 2598.0, "raw_pct": 37.91, "reason": "hump" }, { "window_m": 20.0, "start_m": 1569.0, "end_m": 1589.0, "raw_pct": 26.08, "reason": "hump+mask-edge" }, { "window_m": 10.0, "start_m": 2716.0, "end_m": 2726.0, "raw_pct": 30.36, "reason": "hump+short-step" }, { "window_m": 5.0, "start_m": 2716.0, "end_m": 2721.0, "raw_pct": 34.51, "reason": "hump+short-step" }, { "window_m": 5.0, "start_m": 2579.0, "end_m": 2584.0, "raw_pct": 33.1, "reason": "spike+hump+mask-edge" } ], "advisory": [], "unresolved": [] }, "overhead_obstruction": { "obstruction_threshold_m": 2.0, "obstructed_fraction": 0.014, "obstruction_max_height_m": 38.04, "flagged_windows_m": [] }, "excluded_ranges_m": [ [ 1562.0, 1591.0 ], [ 2577.0, 2600.0 ], [ 2714.0, 2728.0 ], [ 2967.0, 2996.0 ] ], "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:3035", "elevation_resolution_m": 1.0, "elevation_tiles": [ "data/cache/at/bev-als_dtm_E4597-N2621.tif", "data/cache/at/bev-als_dtm_E4598-N2620.tif", "data/cache/at/bev-als_dtm_E4598-N2621.tif", "data/cache/at/bev-als_dtm_E4599-N2620.tif", "data/cache/at/bev-als_dtm_E4599-N2621.tif", "data/cache/at/bev-als_dtm_E4600-N2620.tif", "data/cache/at/bev-als_dtm_E4600-N2621.tif" ], "calculated_at": "2026-09-11T23:57:41+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": [ "E4597-N2621", "E4598-N2620", "E4598-N2621", "E4599-N2620", "E4599-N2621", "E4600-N2620", "E4600-N2621" ], "elevation_blocks": [ "N2600000E4550000@2022-09-15", "N2600000E4600000@2022-09-15" ], "climb_origin": "discovered", "license": "ODbL-1.0", "license_url": "https://howsteep.org/licensing" }, "area": { "place": "Paternion", "county": "K\u00e4rnten", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }