7.00.02.01 - aa.tf() - Aster R

Teradata Aster® R User GuideUpdate 3

prodname
Aster R
vrm_release
7.00.02.01
created_date
December 2017
category
Programming Reference
User Guide
featnum
B700-1033-700K

Use the aa.tf() function in conjunction with the aa.tfidf() function. Term Frequency - Inverse Document Frequency (TF-IDF) is a technique for weighting words in a document. The resulting weights can be used together in a vector space model as input for various document clustering or classification algorithms.