{ "sample_id": 687, "geometry_type": "cone", "geometry_parameters": { "type": "cone", "half_angle": 39.064753011744, "radius": 0.3508967778904005 }, "rq_target": 0.0011009453948852305, "rq_actual": 0.0011009453948852305, "ra_actual": 0.0009068111538989736, "severity": "high_corrosion", "is_anisotropic": false, "psd_method": "exponential", "manufacturing_process": "random", "method": "hybrid", "grid_resolution": [ 221, 137 ], "physical_dimensions": [ 0.15850363406680998, 0.06391464146815955 ], "curvature_statistics": { "mean_slope": 0.003178834616432479, "max_slope": 0.0031788346164325354, "height_range": 0.43232150783481715, "mean_height": 0.21616075391740858, "std_height": 0.1257147708391358 }, "generation_timestamp": "2025-11-08T03:46:48.239576", "correlation_length": 0.04389032078778441, "hybrid_parameters": { "w_psd": 0.1, "w_perlin": 0.15, "w_fractal": 0.75, "perlin_octaves": 6, "perlin_persistence": 0.677669483109625, "perlin_lacunarity": 2.5, "fractal_hurst": 0.3934649889530502, "fractal_modes": 100 } }