package feature

  1. Public
  2. All

Type Members

  1. class HashingTF extends UnaryTransformer[Iterable[_], Vector, HashingTF]

    :: AlphaComponent :: Maps a sequence of terms to their term frequencies using the hashing trick.

  2. class StandardScaler extends Estimator[StandardScalerModel] with StandardScalerParams

    :: AlphaComponent :: Standardizes features by removing the mean and scaling to unit variance using column summary statistics on the samples in the training set.

  3. class StandardScalerModel extends Model[StandardScalerModel] with StandardScalerParams

    :: AlphaComponent :: Model fitted by StandardScaler.

  4. class Tokenizer extends UnaryTransformer[String, Seq[String], Tokenizer]

    :: AlphaComponent :: A tokenizer that converts the input string to lowercase and then splits it by white spaces.