EigenvectorCentrality Syntax Elements

EigenvectorCentrality Syntax Elements - 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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B700-4003

lifecycle

Product Category

Teradata Vantage™

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:

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.