DF

This nodes requires a bag of words table as input and computes the number of documents that contain each term. The computed frequency (df) will be added as additional column to the output table.

Input ports

1. Type: Table
   Terms and related documents input table
   The input table which contains terms and documents.

Output ports

1. Type: Table
   Terms and documents output table
   The output table with terms, documents and a corresponding document frequency (DF) value.