{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed8867902-20260729-170432-634.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      1962.8353271484375,
      1907.451171875,
      12223.4423828125
    ],
    [
      2529.284423828125,
      4016.474853515625,
      13773.419921875
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 1607224.8332720592,
  "area_cm2": 1.4812184063435299,
  "seed_track_row": 8867902,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 521,
  "surface_points": 98378,
  "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": 6,
    "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": 34
  },
  "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": 60.0
  },
  "quality": {
    "thick_cell_frac": 0.0,
    "thickness_cells": 3483
  },
  "uv_refine": {
    "nodes": 4118,
    "median_shift": 9.0956721907897,
    "p95_shift": 26.009089010873392
  },
  "raster": {
    "grid_shape": [
      368,
      495
    ],
    "valid_vertices": 78721,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 182767,
    "triangulated_points": 182767,
    "thin_spacing": 0.0,
    "fill_points": 88081,
    "gap_windows_published": 485,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 23325,
      "sd_energy_mean_before": 4.305612169471292,
      "sd_energy_p95_before": 4.817561272618475,
      "sd_energy_mean_after": 4.0004803568475,
      "sd_energy_p95_after": 4.0014407689808635,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 79278,
      "fold_masked_vertices": 557
    },
    "fold_masked_vertices": 327,
    "trimmed_fraction": 0.03752871576978589,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.997773235939505,
      "factor": 4.001782204958386,
      "border_erode_px": 1,
      "coarse_valid_vertices": 4308
    },
    "area_cm2": 1.4812185110057539
  },
  "timings_seconds": {
    "grow": 3.1,
    "refine_uv": 0.136,
    "trim_and_publish": 3.34,
    "fill": 0.815,
    "rasterize": 3.47,
    "smooth_and_slim": 3.303,
    "cleanup_and_resample": 0.017
  },
  "diagnostics": {
    "bootstrap_accepted": 16,
    "obs_extrapolation_limit": 391921,
    "lattice_underconnected": 26398,
    "accepted": 538,
    "knitted_anchors": 4908,
    "rail_discarded": 34,
    "graph_growth_narrow_reject": 42,
    "lattice_lost_support": 4,
    "obs_outside_radius": 541,
    "iterations": 86,
    "growth_cycles": 43,
    "growth_stop_exhausted": 1,
    "grow_seconds": 2.8,
    "graph_span_too_long": 15,
    "graph_fixpoint_iterations": 3,
    "graph_span_published": 7648,
    "graph_span_rejected": 56,
    "graph_finalize_seconds": 0.3,
    "end_window_published": 415,
    "gap_window_reject": 19,
    "gap_window_published": 70
  }
}
