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{
  "sample_id": 133,
  "geometry_type": "complex_airfoil",
  "geometry_parameters": {
    "type": "complex_airfoil",
    "profile": "NACA4412",
    "chord": 1.3240778970982041,
    "thickness_scale": 0.9981446590926764
  },
  "rq_target": 0.002837311090158899,
  "rq_actual": 0.002837311090158899,
  "ra_actual": 0.002320017320181022,
  "severity": "high_corrosion",
  "is_anisotropic": true,
  "psd_method": "exponential",
  "manufacturing_process": "combined_mechanisms",
  "method": "hybrid",
  "grid_resolution": [
    215,
    118
  ],
  "physical_dimensions": [
    0.19601280387433048,
    0.07309401946161931
  ],
  "curvature_statistics": {
    "mean_slope": 0.0010094870003277438,
    "max_slope": 0.013027838109273198,
    "height_range": 0.13551494510005457,
    "mean_height": 0.03514371766711384,
    "std_height": 0.030341583012163654
  },
  "generation_timestamp": "2025-11-08T02:39:08.840104",
  "correlation_length_x": 0.019857024482377257,
  "correlation_length_y": 0.012765701606030886,
  "orientation": 90.0,
  "anisotropy_ratio": 1.5554980913071181,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 6,
    "perlin_persistence": 0.7474584167606294,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.40539419072007904,
    "fractal_modes": 87
  }
}