{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed6437382-20260729-190620-878.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      4307.25146484375,
      5368.564453125,
      6824.00732421875
    ],
    [
      4700.1328125,
      5605.88525390625,
      7249.201171875
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 116231.68192522638,
  "area_cm2": 0.10711911806228863,
  "seed_track_row": 6437382,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 77,
  "surface_points": 7755,
  "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": 1
  },
  "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": 324
  },
  "uv_refine": {
    "nodes": 365,
    "median_shift": 4.4132621760856585,
    "p95_shift": 8.886798259375094
  },
  "raster": {
    "grid_shape": [
      136,
      114
    ],
    "valid_vertices": 7097,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 14675,
    "triangulated_points": 14675,
    "thin_spacing": 0.0,
    "fill_points": 7147,
    "gap_windows_published": 56,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 2213,
      "sd_energy_mean_before": 4.3192447342776275,
      "sd_energy_p95_before": 4.968761291211528,
      "sd_energy_mean_after": 4.001032557599825,
      "sd_energy_p95_after": 4.003461816468231,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 7209,
      "fold_masked_vertices": 112
    },
    "fold_masked_vertices": 0,
    "trimmed_fraction": 0.029271437782076082,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.995194534755442,
      "factor": 4.003848070549503,
      "border_erode_px": 1,
      "coarse_valid_vertices": 339
    },
    "area_cm2": 0.10711915295891182
  },
  "timings_seconds": {
    "grow": 0.022,
    "refine_uv": 0.01,
    "trim_and_publish": 0.113,
    "fill": 0.019,
    "rasterize": 0.101,
    "smooth_and_slim": 0.087,
    "cleanup_and_resample": 0.001
  },
  "diagnostics": {
    "bootstrap_accepted": 9,
    "bootstrap_ambiguous_tangent": 3,
    "obs_extrapolation_limit": 1115,
    "lattice_underconnected": 260,
    "accepted": 68,
    "knitted_anchors": 374,
    "graph_growth_narrow_reject": 22,
    "rail_discarded": 1,
    "iterations": 20,
    "growth_cycles": 10,
    "growth_stop_exhausted": 1,
    "grow_seconds": 0.0,
    "graph_fixpoint_iterations": 1,
    "graph_span_published": 638,
    "graph_span_rejected": 4,
    "graph_finalize_seconds": 0.0,
    "end_window_published": 56
  }
}
