1.1 - 8.10 - VectorDistance (ML Engine) - Teradata Vantage

Teradata Vantage™ - Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
1.1
8.10
Release Date
October 2019
Content Type
Programming Reference
Publication ID
B700-4003-079K
Language
English (United States)

The VectorDistance function takes a table of target vectors and a table of reference vectors and returns a table that contains the distance between each target-reference pair.


How Machine Learning Engine function VectorDistance works

Information retrieval and text mining applications use the vector distance between the Term Frequency Inverse Document Frequency (TF-IDF) representations of two documents to measure the similarity of their subject matter.