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{
  "sample_id": 377,
  "geometry_type": "sphere",
  "geometry_parameters": {
    "type": "sphere",
    "radius": 0.9580464034252688,
    "segment_angle": 34.5039404157309
  },
  "rq_target": 0.0038205308908731426,
  "rq_actual": 0.003820530890873143,
  "ra_actual": 0.003067168301929981,
  "severity": "high_corrosion",
  "is_anisotropic": true,
  "psd_method": "exponential",
  "manufacturing_process": "random",
  "method": "hybrid",
  "grid_resolution": [
    384,
    109
  ],
  "physical_dimensions": [
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    0.10873206308845526
  ],
  "curvature_statistics": {
    "mean_slope": 0.0004399983102923079,
    "max_slope": 0.0008523307196005303,
    "height_range": 0.16853259365702403,
    "mean_height": 0.05693707542308398,
    "std_height": 0.05060353443875412
  },
  "generation_timestamp": "2025-11-08T03:10:03.749795",
  "correlation_length_x": 0.029619608943313034,
  "correlation_length_y": 0.0031335739962669723,
  "orientation": 100.02648644836408,
  "anisotropy_ratio": 9.452340675088216,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 8,
    "perlin_persistence": 0.802387095546191,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.3804722807306259,
    "fractal_modes": 86
  }
}