{
  "case": "lambertian-black-v-valley",
  "size_m": [2, 2],
  "slope_degrees": 45,
  "valley_floor_m": 0.1,
  "periodic_wrap_limit": 10000,
  "wavelengths_nm": [550, 850, 1600],
  "grey_reflectance": [0.2, 0.6, 0.9],
  "black_reflectance": 0,
  "sun_zenith_degrees": 0,
  "sun_normal_irradiance_W_m2_nm": [1, 1, 1],
  "signed_view_degrees": [-70, -60, -50, -40, -30, -20, -10, 0, 10, 20, 30, 40, 50, 60, 70],
  "photon_budgets": [1000000, 2000000, 4000000],
  "thresholds": {
    "brf_absolute_error": 0.005,
    "albedo_absolute_error": 0.005,
    "absorptance_absolute_error": 0.005,
    "closure_absolute_error": 0.0001,
    "truncated_fraction": 0.00001,
    "final_budget_change_absolute": 0.003
  },
  "sampling_method": "sobol"
}