1.0 - 8.00 - TextClassifierEvaluator Example - Teradata Vantage

Teradata® Vantage Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
1.0
8.00
Release Date
May 2019
Content Type
Programming Reference
Publication ID
B700-4003-098K
Language
English (United States)

Input

SQL Call

SELECT * FROM TextClassifierEvaluator (
  ON TextClassifier (
    ON (SELECT * FROM textclassifier_input)
    USING
    TextColumn ('content')
    Accumulate ('category')
    Model ('knn.bin')
  ) AS dt1 PARTITION BY 1
  USING
  ObsColumn ('category')
  PredictColumn ('out_category')
) AS dt2;

Output

precision_val recall f_measure
0.833333333333333 0.833333333333333 0.833333333333333