Article ID Journal Published Year Pages File Type
392702 Information Sciences 2013 16 Pages PDF
Abstract

This paper presents an extension of relational algebra suitable for the handling of bipolar concepts. The type of queries considered involves two parts: a first one which expresses a (possibly flexible) constraint, and a second one that corresponds to a (possibly flexible) wish. The framework considered is that of bipolar fuzzy relations where each tuple is associated with a pair of satisfaction degrees.

Related Topics
Physical Sciences and Engineering Computer Science Artificial Intelligence
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