{
  "dataset_name": "beam2d_lhs_300",
  "sample_count": 300,
  "random_seed": 20260521,
  "unit_system": "SI",
  "fea_model": "2D Euler-Bernoulli beam/frame, linear static",
  "target_columns": [
    "tip_uy_m",
    "max_abs_bending_stress_pa",
    "mass_kg",
    "compliance_j"
  ],
  "parameter_bounds": {
    "L_m": {
      "lower": 1.0,
      "upper": 3.0
    },
    "b_m": {
      "lower": 0.02,
      "upper": 0.08
    },
    "h_m": {
      "lower": 0.04,
      "upper": 0.16
    },
    "E_pa": {
      "lower": 100000000000.0,
      "upper": 220000000000.0
    },
    "P_n": {
      "lower": 100.0,
      "upper": 2000.0
    }
  },
  "notes": "Generated by notebooks/00_beam2d_fea_dataset.ipynb using src/femsurrogate."
}