Abstract
Cluster analysis of discrete multivariate observations containing outliers in a sample of a mixture of polynomial distributions is studied. A robust decision rule (stable to outliers) is designed in terms of analytically computed risk (probability of erroneous classification). A practical method of realization of the decision rule as a robust clustering procedure is developed and its effectiveness is determined both analytically and experimentally.
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Zhuk, E.E. Robust Cluster Analysis of Discrete Multivariate Observations. Automation and Remote Control 62, 114–123 (2001). https://doi.org/10.1023/A:1002888102969
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DOI: https://doi.org/10.1023/A:1002888102969