models/xgb_tuned.json

{
  "params": {
    "learning_rate": 0.05,
    "max_depth": 3,
    "n_estimators": 500,
    "subsample": 0.8,
    "colsample_bytree": 0.8,
    "min_child_weight": 3
  },
  "mean_f1": 0.5780780663579321
}