--tf_idf

Switch

--tf_idf

Description

Creates new feature table where the group_norm is the tf-idf score. Each group_id is seen as a document for calculating tf-idf.

Argument and Default Value

None

Details

-f should be an ngram table.

Resulting value refers to value in ngram table. Group_norm refers to tf:doc:fwflag_idf score.

Other Switches

Required: -d, -t, -f

Example Commands