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DLOG
2008
13 years 10 months ago
Fuzzy Description Logics for Bilateral Matchmaking in e-Marketplaces
We present a novel Fuzzy Description Logic (DL) based approach to automate matchmaking in e-marketplaces. We model traders' preferences with the aid of Fuzzy DLs and, given a ...
Azzurra Ragone, Umberto Straccia, Fernando Bobillo...
ECAI
1992
Springer
13 years 11 months ago
On the Impact of Stratification on the Complexity of Nonmonotonic Reasoning
ABSTRACT. This paper investigates the problem of finding subclasses of nonmonotonic reasoning which can be implemented efficiently. The ability to "define" propositions u...
Ilkka Niemelä, Jussi Rintanen
CADE
1998
Springer
13 years 12 months ago
System Description: card TAP: The First Theorem Prover on a Smart Card
Abstract. We present the first implementation of a theorem prover running on a smart card. The prover is written in Java and implements a dual tableau calculus. Due to the limited ...
Rajeev Goré, Joachim Posegga, Andrew Slater...
ECAI
1998
Springer
13 years 11 months ago
Description Logics with Concrete Domains and Aggregation
Abstract. We extend different Description Logics by concrete domains (such as integers and reals) and by aggregation functions over these domains (such as min;max;count;sum), which...
Franz Baader, Ulrike Sattler
DLOG
2008
13 years 10 months ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer