Package elki.evaluation.clustering
Class PairSetsIndex
- java.lang.Object
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- elki.evaluation.clustering.PairSetsIndex
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@Reference(authors="M. Rezaei and F. Pasi", title="Set Matching Measures for External Cluster Validity", booktitle="IEEE Transactions on Knowledge and Data Engineering 28(8)", url="https://doi.org/10.1109/TKDE.2016.2551240", bibkey="DBLP:journals/tkde/RezaeiF16") public class PairSetsIndex extends java.lang.Object
The Pair Sets Index calculates an index based on the maximum matching of relative cluster sizes by the Hungarian algorithm.Reference:
M. Rezaei and F. Pasi
Set Matching Measures for External Cluster Validity
IEEE Transactions on Knowledge and Data Engineering 28(8)- Since:
- 0.8.0
- Author:
- Robert Gehde
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Field Summary
Fields Modifier and Type Field Description protected double
psi
(s - e) / (max(size1,size2) - e)protected double
simplifiedPSI
Simplified PSI (with e = 1)
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Constructor Summary
Constructors Constructor Description PairSetsIndex(ClusterContingencyTable table)
Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description double
psi()
Get the PSI measure.double
simplifiedPSI()
Get the simplified PSI value using e = 1
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Constructor Detail
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PairSetsIndex
public PairSetsIndex(ClusterContingencyTable table)
Constructor.- Parameters:
table
- contingency table for PSI calculation
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