Study statistics: 
  Number of finished trials: 5
  Number of pruned trials: 0
  Number of complete trials: 5
Best trial:
  Value: 83.02283333333334
    KL_coef: 4.5647397986259355
    weight_decay: 0.008710385540445061

Study statistics: 
  Number of finished trials: 5
  Number of pruned trials: 0
  Number of complete trials: 5
Best trial:
  Value: 62.39646666666667
    KL_coef: 0.3007227640354649
    weight_decay: 0.025828735408958407

