Abstract:The paper suggests a new approach to the selection of correlated concepts for the ontology. It is based on the principal component analysis, but, unlike the standard approach, not Pearson correlation coefficients, but other correlation measures are used. This is due to the fact that the selection of concepts is based on data on the semantic association between concepts and cases, which are represented in the form of weight coefficients that take discrete values and a significant number of zero values. For such… Show more
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