2007
Conference article  Open Access

Tightly integrated fuzzy description logic programs under the answer semantics for the semantic Web

Lukasiewicz T., Straccia U.

Uncertainty  Description logics  Logic Programming 

We present a novel approach to fuzzy dl-programs under the answer set semantics, which is a tight integration of fuzzy disjunctive programs under the answer set semantics with fuzzy description logics. From a different perspective, it is a generalization of tightly integrated disjunctive dl-programs by fuzzy vagueness in both the description logic and the logic program component. We show that the new formalism faithfully extends both fuzzy disjunctive programs and fuzzy description logics, and that under suitable assumptions, reasoning in the new formalism is decidable. Furthermore, we present a polynomial reduction of certain fuzzy dl-programs to tightly integrated disjunctive dl-programs. We also provide a special case of fuzzy dl-programs for which deciding consistency and~query processing have both a polynomial data complexity.

Source: First International Conference on Web Reasoning and Rule Systems., pp. 289–298, Insbruck, Austria, 7-8 June 2007


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BibTeX entry
@inproceedings{oai:it.cnr:prodotti:44023,
	title = {Tightly integrated fuzzy description logic programs under the answer semantics for the semantic Web},
	author = {Lukasiewicz T. and Straccia U.},
	doi = {10.1007/978-3-540-72982-2_23},
	booktitle = {First International Conference on Web Reasoning and Rule Systems., pp. 289–298, Insbruck, Austria, 7-8 June 2007},
	year = {2007}
}