TD_Silhouette Output - Teradata Vantage

Teradata® VantageCloud Lake
Deployment
VantageCloud
Edition
Lake
Product
Teradata Vantage
Published
January 2023
Language
English (United States)
Last Update
2024-04-03
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Output Table Schema for SCORE

Column Data Type Description
Silhouette_Score REAL Silhouette Coefficient (that is, the Mean Silhouette Score)

Output Table Schema for SAMPLE_SCORES

Column Data Type Description
id_Column ANY The unique identifier of input rows copied from the input table.
clusterid_Column BYTEINT, SMALLINT, INTEGER, BIGINT The ClusterIds of the input data points copied from the input table.
A_i REAL The mean distance of a data point to other data points in the same cluster.
B_i REAL The minimum mean dissimilarity to other clusters.
Silhouette_Score REAL The silhouette score for the data point.
accumulate_columns ANY The specified columns in the Accumulate element are copied from the input table to the output table.

Output Table Schema for CLUSTER_SCORES

Column Data Type Description
clusterid_column BYTEINT, SMALLINT, INTEGER, BIGINT The clusterId of the cluster.
Silhouette_Score REAL The mean silhouette score for the clusterId.