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{
  "sample_id": 602,
  "geometry_type": "sphere",
  "geometry_parameters": {
    "type": "sphere",
    "radius": 0.9417909305805304,
    "segment_angle": 82.39035737531557
  },
  "rq_target": 0.002596036056805617,
  "rq_actual": 0.002596036056805617,
  "ra_actual": 0.0020913702529931828,
  "severity": "high_corrosion",
  "is_anisotropic": false,
  "psd_method": "exponential",
  "manufacturing_process": "end_of_life_corrosion",
  "method": "hybrid",
  "grid_resolution": [
    202,
    198
  ],
  "physical_dimensions": [
    0.17562543503037686,
    0.08286029463291625
  ],
  "curvature_statistics": {
    "mean_slope": 0.004061512715060952,
    "max_slope": 0.006675122523242427,
    "height_range": 0.8170759565978147,
    "mean_height": 0.2931965630407502,
    "std_height": 0.25125387248365444
  },
  "generation_timestamp": "2025-11-08T03:37:45.210955",
  "correlation_length": 0.07954386100654645,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 7,
    "perlin_persistence": 0.7071721307997993,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.343335286314153,
    "fractal_modes": 90
  }
}