{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed18342257-20260729-213859-724.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      2176.760009765625,
      3800.369384765625,
      10395.0263671875
    ],
    [
      3861.224365234375,
      5570.314453125,
      12056.5869140625
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 1990122.7630376008,
  "area_cm2": 1.8340971384154527,
  "seed_track_row": 18342257,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 750,
  "surface_points": 113554,
  "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": 43
  },
  "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": 4774
  },
  "uv_refine": {
    "nodes": 4529,
    "median_shift": 11.178832315516836,
    "p95_shift": 42.65760464292136
  },
  "raster": {
    "grid_shape": [
      432,
      548
    ],
    "valid_vertices": 107791,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 238579,
    "triangulated_points": 238579,
    "thin_spacing": 0.0,
    "fill_points": 130259,
    "gap_windows_published": 533,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 33005,
      "sd_energy_mean_before": 4.669694165410334,
      "sd_energy_p95_before": 5.327451206789921,
      "sd_energy_mean_after": 4.003079800950706,
      "sd_energy_p95_after": 4.008146414200599,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 108934,
      "fold_masked_vertices": 1143
    },
    "fold_masked_vertices": 941,
    "trimmed_fraction": 0.04609260792222203,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.997426654245178,
      "factor": 4.00205973668679,
      "border_erode_px": 1,
      "coarse_valid_vertices": 5456
    },
    "area_cm2": 1.8340968772323192
  },
  "timings_seconds": {
    "grow": 1.343,
    "refine_uv": 0.051,
    "trim_and_publish": 1.886,
    "fill": 0.284,
    "rasterize": 2.121,
    "smooth_and_slim": 1.903,
    "cleanup_and_resample": 0.016
  },
  "diagnostics": {
    "bootstrap_accepted": 7,
    "obs_extrapolation_limit": 342421,
    "lattice_underconnected": 29859,
    "graph_growth_narrow_reject": 383,
    "accepted": 785,
    "knitted_anchors": 5342,
    "rail_discarded": 43,
    "lattice_lost_support": 8,
    "orientation_flip_reject": 1,
    "obs_outside_radius": 1083,
    "iterations": 90,
    "growth_cycles": 45,
    "growth_stop_exhausted": 1,
    "grow_seconds": 1.2,
    "graph_span_too_long": 35,
    "graph_fixpoint_iterations": 3,
    "graph_span_published": 8129,
    "graph_span_rejected": 186,
    "graph_finalize_seconds": 0.2,
    "end_window_published": 472,
    "gap_window_reject": 81,
    "gap_window_published": 61
  }
}
