TD_TFIDF Output - Analytics Database

Database Analytic Functions

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2024-04-06
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Product Category
Teradata Vantageā„¢
Output Table Schema
Column Data Type Description
doc_id_column BYTEINT, SMALLINT, INTEGER, BIGINT Document identifier of document d.
token_column CHAR, VARCHAR Term t.
TD_TF FLOAT Term frequency of term t in document d, calculated as specified by TFNormalization formula.
TD_IDF FLOAT Inverse document frequency of term t in document corpus D, calculated as specified by IDFNormalization formula.
TD_TF_IDF FLOAT TFIDF score of term t in document d in corpus D, calculated as specified by the Regularization formula.
accumulate_column Any Accumulate column copied from input to output.