{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed8273448-20260729-230916-712.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      6403.6748046875,
      3678.310791015625,
      9401.98828125
    ],
    [
      6748.119140625,
      3855.076904296875,
      9882.599609375
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 198712.83442940848,
  "area_cm2": 0.18313374821014286,
  "seed_track_row": 8273448,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 119,
  "surface_points": 15839,
  "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": 2
  },
  "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": 490
  },
  "uv_refine": {
    "nodes": 719,
    "median_shift": 3.0544067797711896,
    "p95_shift": 9.208875481830676
  },
  "raster": {
    "grid_shape": [
      130,
      121
    ],
    "valid_vertices": 10882,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 27408,
    "triangulated_points": 27408,
    "thin_spacing": 0.0,
    "fill_points": 12256,
    "gap_windows_published": 68,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 3243,
      "sd_energy_mean_before": 4.193050281899215,
      "sd_energy_p95_before": 4.604885114610783,
      "sd_energy_mean_after": 4.000907648947705,
      "sd_energy_p95_after": 4.002962313346023,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 10933,
      "fold_masked_vertices": 51
    },
    "fold_masked_vertices": 12,
    "trimmed_fraction": 0.04337395037565506,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.996557883897668,
      "factor": 4.002755589893934,
      "border_erode_px": 1,
      "coarse_valid_vertices": 547
    },
    "area_cm2": 0.1831337251175145
  },
  "timings_seconds": {
    "grow": 0.084,
    "refine_uv": 0.042,
    "trim_and_publish": 0.268,
    "fill": 0.047,
    "rasterize": 0.261,
    "smooth_and_slim": 0.242,
    "cleanup_and_resample": 0.001
  },
  "diagnostics": {
    "bootstrap_accepted": 17,
    "obs_extrapolation_limit": 1689,
    "lattice_underconnected": 268,
    "accepted": 103,
    "knitted_anchors": 747,
    "rail_discarded": 2,
    "graph_growth_narrow_reject": 26,
    "iterations": 14,
    "growth_cycles": 7,
    "growth_stop_exhausted": 1,
    "grow_seconds": 0.1,
    "graph_fixpoint_iterations": 1,
    "graph_span_published": 1293,
    "graph_span_rejected": 10,
    "graph_finalize_seconds": 0.0,
    "end_window_published": 68
  }
}