Spearman's rank correlation coefficient for vague preferences

Authors:
Przemysław Grzegorzewski;Paulina Ziembińska
Affiliations:
Systems Research Institute, Polish Academy of Sciences, Warsaw, Poland;Faculty of Math. and Information Sci., Warsaw University of Technology, Warsaw, Poland
Venue:
FQAS'11 Proceedings of the 9th international conference on Flexible Query Answering Systems
Year:
2011

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Spearman's rank correlation coefficient for vague preferences

FQAS'11 Proceedings of the 9th international conference on Flexible Query Answering Systems

Spearman's rank correlation coefficient for vague preferences

FQAS'11 Proceedings of the 9th international conference on Flexible Query Answering Systems

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Abstract

The problem of measuring association between preference systems in situations with missing information or noncomparable outputs is discussed. A new generalization of Spearman's Rho is suggested. Moreover, it is shown how to apply the suggested coefficient for testing independence.