{
 "control_points": [
  {
   "x": 4693.3,
   "y": 3921.04,
   "z": 1353
  },
  {
   "x": 5264.86,
   "y": 4460.55,
   "z": 1971
  },
  {
   "x": 5028.72,
   "y": 4104.75,
   "z": 2589
  },
  {
   "x": 5132.83,
   "y": 3827.51,
   "z": 3207
  },
  {
   "x": 5004.86,
   "y": 3450.14,
   "z": 3825
  },
  {
   "x": 4896.32,
   "y": 3501.44,
   "z": 4443
  },
  {
   "x": 4854.01,
   "y": 3910.15,
   "z": 5061
  },
  {
   "x": 4883.16,
   "y": 4259.05,
   "z": 5679
  },
  {
   "x": 3184.43,
   "y": 3843.14,
   "z": 6297
  },
  {
   "x": 3255.98,
   "y": 4211.37,
   "z": 6915
  },
  {
   "x": 3272.92,
   "y": 4382.43,
   "z": 7533
  },
  {
   "x": 2887.47,
   "y": 4385.18,
   "z": 8151
  },
  {
   "x": 2730.61,
   "y": 4569.36,
   "z": 8768
  },
  {
   "x": 3411.87,
   "y": 5259.87,
   "z": 9386
  },
  {
   "x": 3006.26,
   "y": 4533.38,
   "z": 10004
  },
  {
   "x": 3672.87,
   "y": 4615.26,
   "z": 10622
  },
  {
   "x": 3294.77,
   "y": 4509.44,
   "z": 11240
  },
  {
   "x": 3809.99,
   "y": 5064.47,
   "z": 11858
  },
  {
   "x": 3614.64,
   "y": 4762.48,
   "z": 12476
  },
  {
   "x": 4722.54,
   "y": 4699.38,
   "z": 13094
  },
  {
   "x": 4986.54,
   "y": 4404.13,
   "z": 13712
  },
  {
   "x": 4945.51,
   "y": 4449.51,
   "z": 14330
  },
  {
   "x": 5095.47,
   "y": 4103.64,
   "z": 14948
  },
  {
   "x": 5472.16,
   "y": 4084.39,
   "z": 15566
  }
 ],
 "metadata": {
  "origin": "evilaliv3/vesuvius-challenge-pipeline@1761237 results/e89eb7ad-umbilicus-estimator/src/evidence/cpp-positions-24.csv",
  "kind": "automatic (VC3D normal-grid estimator, variant no-division, role position, inside==1 only)",
  "dropped_outside": 0,
  "volume": "PHerc0826/volumes/20250821151701-9.362um-1.2m-113keV-masked.zarr",
  "voxel_um": 9.362,
  "axes": "x = column, y = row, z = slice; level-0 voxels"
 }
}