ChangePointDetection Output - Teradata Vantage

Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
8.10
1.1
Published
October 2019
Language
English (United States)
Last Update
2019-12-31
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dita:id
B700-4003
lifecycle
previous
Product Category
Teradata Vantageā„¢

The output table schema depends on the OutputOption syntax element.

Output Table Schema, OutputOption ('CHANGEPOINT') (Default)

The table has one row for each change point.

Column Data Type Description
accumulate_column Same as in input table [Column appears once for each specified accumulate_column.] Column copied from input table.
cptid INTEGER Changepoint identifier of sequence. For each partition, identifiers range from 1 to n, where n is the number of changepoints for the partition.

Output Table Schema, OutputOption ('VERBOSE')

The table has one row for each change point.

Column Data Type Description
accumulate_column Same as in input table [Column appears once for each specified accumulate_column.] Column copied from input table.
cptid INTEGER Changepoint identifier of sequence. For each partition, identifiers range from 1 to n, where n is the number of changepoints for that partition.
difference DOUBLE PRECISION Difference H 1 -H 0.

Output Table Schema, OutputOption ('SEGMENT')

The table has one row for each segment. For k changepoints, there are k+1 segments.

Column Data Type Description
accumulate_column# Any [Column appears once for each specified accumulate_column.] Segment starting point.
accumulate_column Same as in input table [Column appears once for each specified accumulate_column.] Column copied from input table.
segid INTEGER Segment identifier.