{
  "format": "tifxyz",
  "type": "seg",
  "uuid": "band-seed9640646-20260729-160000-966.tifxyz",
  "scale": [
    0.05,
    0.05
  ],
  "bbox": [
    [
      2766.47119140625,
      5426.3857421875,
      15816.1533203125
    ],
    [
      3043.84423828125,
      6105.16064453125,
      16621.87109375
    ]
  ],
  "source": "band grower prototype (crossing-corroborated UV)",
  "area_vx2": 385440.5309543461,
  "area_cm2": 0.3552219933275254,
  "seed_track_row": 9640646,
  "tracks_path": "/mnt/raid_nvme/spiral_dataset_working/tracks/2um_ds2_ps256_surf_v2.dbm.vctracks",
  "mode": "graph",
  "accepted_tracks": 156,
  "surface_points": 25276,
  "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": 6,
    "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": 9
  },
  "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": 60.0
  },
  "quality": {
    "thick_cell_frac": 0.0,
    "thickness_cells": 897
  },
  "uv_refine": {
    "nodes": 1232,
    "median_shift": 5.624323098156223,
    "p95_shift": 14.628098677957485
  },
  "raster": {
    "grid_shape": [
      216,
      195
    ],
    "valid_vertices": 20500,
    "support_radius": 35.0,
    "spacing": 5.0,
    "input_points": 49504,
    "triangulated_points": 49504,
    "thin_spacing": 0.0,
    "fill_points": 24762,
    "gap_windows_published": 143,
    "slim": {
      "slim_iterations": 8,
      "mesh_vertices": 6349,
      "sd_energy_mean_before": 4.275416236661005,
      "sd_energy_p95_before": 4.730610929317839,
      "sd_energy_mean_after": 4.00285894551166,
      "sd_energy_p95_after": 4.009713372120585,
      "reraster_source": "decimated_slim_mesh",
      "reraster_valid_vertices": 20585,
      "fold_masked_vertices": 85
    },
    "fold_masked_vertices": 40,
    "trimmed_fraction": 0.021126760563380254,
    "min_valid_vertices_at_spacing": 3201,
    "resample": {
      "fine_edge_vx": 4.998985503317173,
      "factor": 4.000811762052243,
      "border_erode_px": 1,
      "coarse_valid_vertices": 1063
    },
    "area_cm2": 0.35522207063991745
  },
  "timings_seconds": {
    "grow": 0.227,
    "refine_uv": 0.039,
    "trim_and_publish": 0.579,
    "fill": 0.066,
    "rasterize": 0.791,
    "smooth_and_slim": 0.543,
    "cleanup_and_resample": 0.005
  },
  "diagnostics": {
    "bootstrap_accepted": 7,
    "obs_extrapolation_limit": 16117,
    "lattice_underconnected": 1577,
    "accepted": 157,
    "knitted_anchors": 1412,
    "graph_growth_narrow_reject": 4,
    "rail_discarded": 9,
    "lattice_lost_support": 1,
    "iterations": 32,
    "growth_cycles": 16,
    "growth_stop_exhausted": 1,
    "grow_seconds": 0.2,
    "graph_span_too_long": 1,
    "graph_fixpoint_iterations": 1,
    "graph_span_published": 2291,
    "graph_span_rejected": 11,
    "graph_finalize_seconds": 0.1,
    "end_window_published": 140,
    "gap_window_published": 3
  }
}