ChangePointDetection Example | Teradata Vantage - ChangePointDetection Example: One Series, Cost 20, Linear Regression - Teradata Vantage

Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
9.02
9.01
2.0
1.3
Published
February 2022
Language
English (United States)
Last Update
2022-02-10
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rnn1580259159235.ditamap
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dita:id
B700-4003
lifecycle
previous
Product Category
Teradata Vantageā„¢

SQL Call

SELECT * FROM ChangePointDetection (
  ON cpt PARTITION BY sid ORDER BY id
  USING
  TargetColumn ('val')
  Accumulate ('sid', 'id')
  Cost (20)
  SegmentationMethod ('linear_regression')
) AS dt;

Output

 sid id cptid 
 --- -- ----- 
   1 11     1
   1 21     2
   1 31     3

Download a zip file of all examples and a SQL script file that creates their input tables.