{
  "sample_id": 7,
  "geometry_type": "complex_airfoil",
  "geometry_parameters": {
    "type": "complex_airfoil",
    "profile": "NACA747A315",
    "chord": 1.9470215716509036,
    "thickness_scale": 0.9872250256379081
  },
  "rq_target": 0.000539184478417396,
  "rq_actual": 0.000539184478417396,
  "ra_actual": 0.00044347680480521357,
  "severity": "high_corrosion",
  "is_anisotropic": false,
  "psd_method": "exponential",
  "manufacturing_process": "random",
  "method": "hybrid",
  "grid_resolution": [
    383,
    136
  ],
  "physical_dimensions": [
    0.1591820683883329,
    0.03512699453486553
  ],
  "curvature_statistics": {
    "mean_slope": 0.004150548289152782,
    "max_slope": 0.05531869738912034,
    "height_range": 0.7339561856779682,
    "mean_height": 0.09062312462672349,
    "std_height": 0.16061223307095102
  },
  "generation_timestamp": "2025-11-08T02:23:26.954245",
  "correlation_length": 0.05926764389391054,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 6,
    "perlin_persistence": 0.7883387632222656,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.4286465704594063,
    "fractal_modes": 78
  }
}