experiment: d3_discrete_groups_aligned

dgp:
  name: discrete_groups
  K: 10
  sigma_low: 0.08
  sigma_high: 0.30
  d_x: 5
  easy_classes: 5

data:
  n_train: 500
  n_cal: 500
  n_scale_est: 250
  n_test: 5000
  n_rep: 200

methods:
  - global
  - partition
  - twostage
  - fullcp
  - jackknife_plus
  - oracle

evaluation:
  alpha: 0.1
  strata_method: argmax_group
  n_strata: 2
  split_index: 5

weighting:
  mode: inverse_sigma
  source: knn_loo

seed: 2026