7.00.02 - EigenvectorCentrality Arguments - Aster Analytics

Teradata Aster® Analytics Foundation User GuideUpdate 2

Product
Aster Analytics
Release Number
7.00.02
Release Date
September 2017
Content Type
Programming Reference
User Guide
Publication ID
B700-1022-700K
Language
English (United States)
TargetKey
Specifies 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] Specifies 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] Specifies the centrality formula:
  • 'eigenvector' (Default)
  • 'katz'
  • 'bonacich'

For descriptions of the centrality formulas, see Centrality Formulas.

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