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{
  "sample_id": 441,
  "geometry_type": "sphere",
  "geometry_parameters": {
    "type": "sphere",
    "radius": 0.4193409988759007,
    "segment_angle": 118.5821343317365
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  "rq_target": 0.0018910892201092436,
  "rq_actual": 0.0018910892201092439,
  "ra_actual": 0.0015514504701555428,
  "severity": "high_corrosion",
  "is_anisotropic": false,
  "psd_method": "exponential",
  "manufacturing_process": "structural_degradation",
  "method": "hybrid",
  "grid_resolution": [
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    164
  ],
  "physical_dimensions": [
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  ],
  "curvature_statistics": {
    "mean_slope": 0.0017060881722461348,
    "max_slope": 0.0023908550659781647,
    "height_range": 0.6199613088233609,
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    "std_height": 0.19644671244895323
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  "generation_timestamp": "2025-11-08T03:16:32.084627",
  "correlation_length": 0.010235263368005012,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 6,
    "perlin_persistence": 0.7331694188612043,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.3729753957583764,
    "fractal_modes": 100
  }
}