{
  "case": "c0657",
  "true_peak_original_node": 761,
  "axial_station": 761,
  "inverse_divisor": 17,
  "physical_inner_arc_mm": 133.88207436735033,
  "zoom_window_mm": [
    129.0516533808934,
    138.84891626563487
  ],
  "display": "Original native samples flattened by physical arc length and true normal wall offset; no smoothing of labels or metrics",
  "displacement_difference": "Signed difference of magnitudes, separate from vector relative L2 metric"
}