# Package org.apache.ignite.ml.dataset.feature.extractor.impl

Package contains default implementations of `Vectorizer`.

See: Description

- Class Summary
  Class | Description
  --- | ---
  BinaryObjectVectorizer<K> | Vectorizer on binary objects.
  BinaryObjectVectorizer.Mapping | Feature values mapping for non-number features.
  DoubleArrayVectorizer<K> | Vectorizer on arrays of doubles.
  DummyVectorizer<K> | Vectorizer on Vector.
  LabeledDummyVectorizer<K,L> | Vectorizer on LabeledVector.
  ObjectArrayVectorizer<K> | Vectorizer on arrays of objects.

## Package org.apache.ignite.ml.dataset.feature.extractor.impl Description

Package contains default implementations of `Vectorizer`.

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Ignite Database and Caching Platform | : ver. 2.9.1
Release Date | : December 9 2020