NBBatch:
setUseSupervisedDiscretization(true) //true=slow?

para ver se NB melhora sendo batch

tirei mahalas porque tá fraco nos 1os 45 datasets.

l ativos:
C45()
  NBBatch()
    ninteraELM(learnerSeed)

s ativas:
    RandomSampling(pool),
    ClusterBased(pool)
    Margin(learner, pool),
    DensityWeightedTrainingUtility(learner, pool, "eucl"),
    ExpErrorReductionMargin(learner, pool, "entropy"),
    new SGmulti(learner, pool, "consensus")