{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed6996640-20260729-214802-996.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      4388.46484375,
      4980.3603515625,
      7423.341796875
    ],
    [
      5935.51025390625,
      5480.14794921875,
      8749.244140625
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 1336946.9056620463,
  "area_cm2": 1.2321302682581419,
  "seed_track_row": 6996640,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 463,
  "surface_points": 74022,
  "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": 6
  },
  "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": 2830
  },
  "uv_refine": {
    "nodes": 3261,
    "median_shift": 7.435717155335415,
    "p95_shift": 20.377748700458653
  },
  "raster": {
    "grid_shape": [
      326,
      372
    ],
    "valid_vertices": 67318,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 148590,
    "triangulated_points": 148590,
    "thin_spacing": 0.0,
    "fill_points": 77156,
    "gap_windows_published": 338,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 19763,
      "sd_energy_mean_before": 4.206940437271826,
      "sd_energy_p95_before": 4.581758832341116,
      "sd_energy_mean_after": 4.000609415351638,
      "sd_energy_p95_after": 4.001909337881962,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 67783,
      "fold_masked_vertices": 465
    },
    "fold_masked_vertices": 127,
    "trimmed_fraction": 0.034962578692821045,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.9988030050394165,
      "factor": 4.000957825270871,
      "border_erode_px": 1,
      "coarse_valid_vertices": 3626
    },
    "area_cm2": 1.2321301906876536
  },
  "timings_seconds": {
    "grow": 0.374,
    "refine_uv": 0.038,
    "trim_and_publish": 0.962,
    "fill": 0.182,
    "rasterize": 1.26,
    "smooth_and_slim": 1.528,
    "cleanup_and_resample": 0.019
  },
  "diagnostics": {
    "bootstrap_accepted": 5,
    "obs_extrapolation_limit": 59711,
    "lattice_underconnected": 5957,
    "accepted": 463,
    "knitted_anchors": 3387,
    "graph_growth_narrow_reject": 334,
    "rail_discarded": 6,
    "lattice_lost_support": 1,
    "obs_outside_radius": 42,
    "iterations": 86,
    "growth_cycles": 43,
    "growth_stop_exhausted": 1,
    "grow_seconds": 0.3,
    "graph_span_too_long": 6,
    "graph_fixpoint_iterations": 2,
    "graph_span_published": 6017,
    "graph_span_rejected": 37,
    "graph_finalize_seconds": 0.1,
    "end_window_published": 325,
    "gap_window_published": 13,
    "gap_window_reject": 10
  }
}