{
  "sample_id": 264,
  "geometry_type": "simple_spline",
  "geometry_parameters": {
    "type": "simple_spline",
    "n_control_points": "5",
    "max_height": 0.1
  },
  "rq_target": 0.00313519060871853,
  "rq_actual": 0.00313519060871853,
  "ra_actual": 0.0025890507496548892,
  "severity": "high_corrosion",
  "is_anisotropic": true,
  "psd_method": "exponential",
  "manufacturing_process": "catastrophic_leading_edge",
  "method": "hybrid",
  "grid_resolution": [
    279,
    163
  ],
  "physical_dimensions": [
    0.17315498729152978,
    0.03788281469308043
  ],
  "curvature_statistics": {
    "mean_slope": 0.0005046775745103127,
    "max_slope": 0.0010927834007853701,
    "height_range": 0.10602145425771194,
    "mean_height": -0.012670734368258834,
    "std_height": 0.040158097166691935
  },
  "generation_timestamp": "2025-11-08T02:54:23.820029",
  "correlation_length_x": 0.015795705675535954,
  "correlation_length_y": 0.009482432893434879,
  "orientation": 30.0,
  "anisotropy_ratio": 1.6657861809359118,
  "hybrid_parameters": {
    "w_psd": 0.1,
    "w_perlin": 0.15,
    "w_fractal": 0.75,
    "perlin_octaves": 7,
    "perlin_persistence": 0.767035853895261,
    "perlin_lacunarity": 2.5,
    "fractal_hurst": 0.3996924511066746,
    "fractal_modes": 87
  }
}