{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed16796542-20260729-163306-522.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      2474.201416015625,
      3869.489501953125,
      14836.6064453125
    ],
    [
      2730.0849609375,
      5470.16455078125,
      16433.7890625
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 1343235.8774275337,
  "area_cm2": 1.237926184637215,
  "seed_track_row": 16796542,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 458,
  "surface_points": 81858,
  "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": 13
  },
  "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": 2943
  },
  "uv_refine": {
    "nodes": 4060,
    "median_shift": 5.5570851493158955,
    "p95_shift": 17.90231026972641
  },
  "raster": {
    "grid_shape": [
      400,
      380
    ],
    "valid_vertices": 63839,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 168828,
    "triangulated_points": 168828,
    "thin_spacing": 0.0,
    "fill_points": 88785,
    "gap_windows_published": 322,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 19431,
      "sd_energy_mean_before": 4.203962538874263,
      "sd_energy_p95_before": 4.484444420764317,
      "sd_energy_mean_after": 4.000537094916335,
      "sd_energy_p95_after": 4.00143238524293,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 64119,
      "fold_masked_vertices": 280
    },
    "fold_masked_vertices": 56,
    "trimmed_fraction": 0.022172542695887976,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.997984134100176,
      "factor": 4.001613343176558,
      "border_erode_px": 1,
      "coarse_valid_vertices": 3552
    },
    "area_cm2": 1.2379261602073508
  },
  "timings_seconds": {
    "grow": 1.541,
    "refine_uv": 0.141,
    "trim_and_publish": 2.84,
    "fill": 0.725,
    "rasterize": 3.347,
    "smooth_and_slim": 2.782,
    "cleanup_and_resample": 0.017
  },
  "diagnostics": {
    "bootstrap_accepted": 52,
    "obs_extrapolation_limit": 98877,
    "lattice_underconnected": 7919,
    "accepted": 418,
    "knitted_anchors": 4239,
    "graph_growth_narrow_reject": 60,
    "rail_discarded": 13,
    "lattice_lost_support": 1,
    "obs_outside_radius": 491,
    "iterations": 102,
    "growth_cycles": 51,
    "growth_stop_exhausted": 1,
    "grow_seconds": 1.2,
    "graph_span_too_long": 2,
    "graph_fixpoint_iterations": 1,
    "graph_span_published": 7604,
    "graph_span_rejected": 22,
    "graph_finalize_seconds": 0.3,
    "end_window_published": 314,
    "gap_window_published": 8,
    "gap_window_reject": 2
  }
}