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{
  "sample_id": 301,
  "geometry_type": "complex_airfoil",
  "geometry_parameters": {
    "type": "complex_airfoil",
    "profile": "NACA747A315",
    "chord": 1.2004992626490174,
    "thickness_scale": 0.9932540953390925
  },
  "rq_target": 0.002973780826654809,
  "rq_actual": 0.002973780826654809,
  "ra_actual": 0.002445042541641529,
  "severity": "high_corrosion",
  "is_anisotropic": false,
  "psd_method": "exponential",
  "manufacturing_process": "random",
  "method": "hybrid",
  "grid_resolution": [
    237,
    189
  ],
  "physical_dimensions": [
    0.17443220078532146,
    0.05191834425841341
  ],
  "curvature_statistics": {
    "mean_slope": 0.003608037973810142,
    "max_slope": 0.06987859651254849,
    "height_range": 0.7296790048307924,
    "mean_height": 0.05578587050593684,
    "std_height": 0.15786619950114783
  },
  "generation_timestamp": "2025-11-08T03:00:39.037746",
  "correlation_length": 0.0805230032960952,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 8,
    "perlin_persistence": 0.7716156001938976,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.32206960412690094,
    "fractal_modes": 60
  }
}