Feature extraction
------------------

These are the transformers related to extracting features from the corpus and its components.

.. toctree::
   :maxdepth: 2

   Bag-of-words <bow.rst>
   Column-normalized tf-idf <col_normed_tfidf.rst>
   Hyperconvo <hyperconvo.rst>
   PhrasingMotifs <phrasingMotifs.rst>
   PolitenessStrategies <politenessStrategies.rst>
   PromptTypes <promptTypes.rst>
   ExpectedContextModel <expected_context_model.rst>