{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed9535004-20260729-232758-439.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      2725.947021484375,
      3721.041259765625,
      11799.2119140625
    ],
    [
      3069.509521484375,
      4859.5517578125,
      13202.4794921875
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 966632.5200360514,
  "area_cm2": 0.8908485304652249,
  "seed_track_row": 9535004,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 352,
  "surface_points": 59384,
  "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": 19
  },
  "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": 2156
  },
  "uv_refine": {
    "nodes": 2515,
    "median_shift": 6.661464846308298,
    "p95_shift": 16.561367416270937
  },
  "raster": {
    "grid_shape": [
      351,
      278
    ],
    "valid_vertices": 48679,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 114969,
    "triangulated_points": 114969,
    "thin_spacing": 0.0,
    "fill_points": 57562,
    "gap_windows_published": 246,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 14395,
      "sd_energy_mean_before": 4.2346540466635725,
      "sd_energy_p95_before": 4.649826656698568,
      "sd_energy_mean_after": 4.00061583902293,
      "sd_energy_p95_after": 4.002070893354221,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 48920,
      "fold_masked_vertices": 241
    },
    "fold_masked_vertices": 183,
    "trimmed_fraction": 0.033291795769904375,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.999503095989468,
      "factor": 4.000397562718527,
      "border_erode_px": 1,
      "coarse_valid_vertices": 2641
    },
    "area_cm2": 0.8908484833292154
  },
  "timings_seconds": {
    "grow": 0.475,
    "refine_uv": 0.033,
    "trim_and_publish": 0.837,
    "fill": 0.161,
    "rasterize": 1.089,
    "smooth_and_slim": 0.869,
    "cleanup_and_resample": 0.006
  },
  "diagnostics": {
    "bootstrap_accepted": 23,
    "obs_extrapolation_limit": 41361,
    "lattice_underconnected": 5688,
    "accepted": 347,
    "knitted_anchors": 3047,
    "graph_growth_narrow_reject": 170,
    "rail_discarded": 18,
    "lattice_lost_support": 3,
    "iterations": 58,
    "growth_cycles": 29,
    "growth_stop_exhausted": 1,
    "grow_seconds": 0.4,
    "graph_trimmed": 1,
    "graph_span_too_long": 1,
    "graph_fixpoint_iterations": 2,
    "graph_span_published": 4635,
    "graph_span_rejected": 23,
    "graph_finalize_seconds": 0.1,
    "end_window_published": 242,
    "gap_window_published": 4,
    "gap_window_reject": 8
  }
}