1.1 - 8.10 - EigenvectorCentrality Syntax Elements - 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)
TargetKey
Specify the names of the target key columns in the Edges table. The number and data types of columns must correspond to those of vertex_key.
EdgeWeight
[Optional] Specify the name of the Edges table column that contains the edge weights. The edge weights must be positive values.
Default behavior: The graph is unweighted.
Family
[Optional] Specify the centrality formula:
  • 'eigenvector' (Default)
  • 'katz'
  • 'bonacich'

For descriptions of the centrality formulas, see Centrality Formulas.

Alpha
[Optional] Specify the alpha value for the Katz or Bonacich centrality formula.
Default: 0.85
Beta
[Optional] Specify the beta value for the Katz or Bonacich centrality formula.
Default: 1 for Katz and 0 for Bonacich
Directed
[Optional] Specify whether the graph is directed.
Default: 'true'
MaxIterNum
[Optional] Specify the maximum number of iterations for the function.
Default: 20
StopThreshold
[Optional] Specify the threshold for convergence (the difference of between b k+1 and b k).
Default: 0.001
Accumulate
[Optional] Specify the names of the Vertices columns to copy to the output table.