1.1 - 8.10 - ChangePointDetection Example: One Series, Cost 20, Linear Regression - 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)

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 from the attachment in the left sidebar.