{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed17872618-20260729-234137-291.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      1752.012939453125,
      3380.068603515625,
      13984.408203125
    ],
    [
      2306.669677734375,
      5530.83984375,
      16626.896484375
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 2743653.2852912378,
  "area_cm2": 2.528550867724405,
  "seed_track_row": 17872618,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 707,
  "surface_points": 158954,
  "min_size_cm2": 0.05,
  "max_size_cm2": 10.0,
  "sheet_gate_tol": 9.0,
  "anchor_reach": 40.0,
  "slip_ridge_tol": 0.0,
  "lattice": {
    "min_connect": 4,
    "evidence_spacing": 6.0,
    "rail_agree_frac": 0.5,
    "rail_min_votes": 3,
    "proposal_agree_frac": 0.0,
    "trust_gap": 60.0,
    "fill_gap": 60.0,
    "gap_publish_tol": 5.0,
    "discarded_rails": 44
  },
  "graph": {
    "span_witnesses": 1,
    "witness_min_offset": 4.0,
    "witness_max_offset": 150.0,
    "witness_shear_tol": 8.0,
    "graph_trim": "bridges",
    "max_span": 200.0,
    "blind_gap": 0.0,
    "growth_min_span": 50.0
  },
  "quality": {
    "thick_cell_frac": 0.0,
    "thickness_cells": 6280
  },
  "uv_refine": {
    "nodes": 6258,
    "median_shift": 9.750767934748193,
    "p95_shift": 24.116315753180547
  },
  "raster": {
    "grid_shape": [
      660,
      507
    ],
    "valid_vertices": 132926,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 336418,
    "triangulated_points": 336418,
    "thin_spacing": 0.0,
    "fill_points": 182607,
    "gap_windows_published": 849,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 40929,
      "sd_energy_mean_before": 4.2967845164376035,
      "sd_energy_p95_before": 4.757236514667251,
      "sd_energy_mean_after": 4.000848592412313,
      "sd_energy_p95_after": 4.002767162766529,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 134062,
      "fold_masked_vertices": 1136
    },
    "fold_masked_vertices": 552,
    "trimmed_fraction": 0.03235527259458715,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.9983428561597725,
      "factor": 4.001326154597967,
      "border_erode_px": 1,
      "coarse_valid_vertices": 7340
    },
    "area_cm2": 2.528550885679022
  },
  "timings_seconds": {
    "grow": 2.271,
    "refine_uv": 0.07,
    "trim_and_publish": 2.532,
    "fill": 0.394,
    "rasterize": 3.377,
    "smooth_and_slim": 3.123,
    "cleanup_and_resample": 0.017
  },
  "diagnostics": {
    "bootstrap_accepted": 56,
    "obs_extrapolation_limit": 497915,
    "lattice_underconnected": 36825,
    "accepted": 694,
    "knitted_anchors": 7277,
    "graph_growth_narrow_reject": 138,
    "rail_discarded": 43,
    "lattice_lost_support": 5,
    "orientation_flip_reject": 2,
    "obs_outside_radius": 988,
    "iterations": 64,
    "growth_cycles": 32,
    "growth_stop_exhausted": 1,
    "grow_seconds": 2.0,
    "graph_trimmed": 1,
    "graph_span_too_long": 52,
    "graph_fixpoint_iterations": 2,
    "graph_span_published": 11639,
    "graph_span_rejected": 131,
    "graph_finalize_seconds": 0.3,
    "end_window_published": 657,
    "gap_window_published": 192,
    "gap_window_reject": 27
  }
}