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{
  "sample_id": 38,
  "geometry_type": "sphere",
  "geometry_parameters": {
    "type": "sphere",
    "radius": 0.6072263039625947,
    "segment_angle": 42.64386626066944
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  "rq_actual": 0.0005432451004329248,
  "ra_actual": 0.00044864325354292264,
  "severity": "high_corrosion",
  "is_anisotropic": true,
  "psd_method": "exponential",
  "manufacturing_process": "random",
  "method": "hybrid",
  "grid_resolution": [
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    122
  ],
  "physical_dimensions": [
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  ],
  "curvature_statistics": {
    "mean_slope": 0.0006979636130133451,
    "max_slope": 0.0013288093346529306,
    "height_range": 0.1605636002854623,
    "mean_height": 0.05464134452430462,
    "std_height": 0.04840828787891763
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  "generation_timestamp": "2025-11-08T02:26:34.606117",
  "correlation_length_x": 0.020031888491127622,
  "correlation_length_y": 0.004967531713694847,
  "orientation": 166.40015844284846,
  "anisotropy_ratio": 4.032563785330706,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 6,
    "perlin_persistence": 0.689672543472223,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.30706586252332624,
    "fractal_modes": 62
  }
}