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{
  "sample_id": 107,
  "geometry_type": "complex_airfoil",
  "geometry_parameters": {
    "type": "complex_airfoil",
    "profile": "NACA6409",
    "chord": 1.9987506282911713,
    "thickness_scale": 0.9210842769776787
  },
  "rq_target": 0.0012202663055421012,
  "rq_actual": 0.0012202663055421012,
  "ra_actual": 0.0010006047571413724,
  "severity": "high_corrosion",
  "is_anisotropic": true,
  "psd_method": "exponential",
  "manufacturing_process": "random",
  "method": "hybrid",
  "grid_resolution": [
    373,
    125
  ],
  "physical_dimensions": [
    0.15304407179375515,
    0.03692766177230641
  ],
  "curvature_statistics": {
    "mean_slope": 0.0008778668616076317,
    "max_slope": 0.007845477180116127,
    "height_range": 0.16603956209864937,
    "mean_height": 0.07973508157219641,
    "std_height": 0.04014718362147986
  },
  "generation_timestamp": "2025-11-08T02:35:57.443520",
  "correlation_length_x": 0.01191993941000811,
  "correlation_length_y": 0.0029871631581542325,
  "orientation": 61.7733487470321,
  "anisotropy_ratio": 3.990387795681518,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 8,
    "perlin_persistence": 0.6810132690202418,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.4080832990838812,
    "fractal_modes": 71
  }
}