H-IFS: Modelling & Querying over Hierarchical Universes

P. Chountas, E. Rogova, K. Atanassov.

Query requirements led us to introduce the concept of closure of an Intuitionistic Fuzzy Set over a universe that has a hierarchical structure. The automatic recommendation of user queries or intentions according to ontological concepts is introduced and defined, in order to guide the query answering as part of an integrated database environment.

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