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{
  "sample_id": 213,
  "geometry_type": "complex_airfoil",
  "geometry_parameters": {
    "type": "complex_airfoil",
    "profile": "NACA747A315",
    "chord": 1.2974768588724754,
    "thickness_scale": 0.9639930408083346
  },
  "rq_target": 0.0019568634737543063,
  "rq_actual": 0.0019568634737543063,
  "ra_actual": 0.00160618815674125,
  "severity": "high_corrosion",
  "is_anisotropic": true,
  "psd_method": "exponential",
  "manufacturing_process": "catastrophic_leading_edge",
  "method": "hybrid",
  "grid_resolution": [
    240,
    131
  ],
  "physical_dimensions": [
    0.16120007720545282,
    0.07054885247309263
  ],
  "curvature_statistics": {
    "mean_slope": 0.004538097936043019,
    "max_slope": 0.0675873158166131,
    "height_range": 0.709312971041133,
    "mean_height": 0.06029553315172336,
    "std_height": 0.15403845881079375
  },
  "generation_timestamp": "2025-11-08T02:48:19.723939",
  "correlation_length_x": 0.01896057221885255,
  "correlation_length_y": 0.003521227748837232,
  "orientation": 0.0,
  "anisotropy_ratio": 5.384648074840841,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 8,
    "perlin_persistence": 0.7264079165260324,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.3777834107599948,
    "fractal_modes": 74
  }
}