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SIGIR
1993
ACM
13 years 10 months ago
A Model of Information Retrieval Based on a Terminological Logic
According to the logical model of Information Retrieval (IR), the task of IR can be described as the extraction, from a given document base, of those documents d that, given a que...
Carlo Meghini, Fabrizio Sebastiani, Umberto Stracc...
SIGLEX
1991
13 years 9 months ago
Presuppositions and Default Reasoning: A Study in Lexical Pragmatics
Explaining how the meaning of words relate to the meaning of the utterance in which they are used is of utmost importance. The most common approaches view the meaning of an uttera...
Robert E. Mercer
DKE
1998
87views more  DKE 1998»
13 years 5 months ago
Using Natural Language Sources in Model-Based Knowledge Acquisition
This paper introduces a well defined co-operation between domain expert, knowledge engineer, and knowledge acquisition and transformation tools. First, the domain expert supported...
Gabriele Schmidt, Thomas Wetter
AGP
2003
IEEE
13 years 11 months ago
Enhancing Disjunctive Logic Programming for Ontology Specification
This paper is a presentation of ONTO-DLP, an extension of Disjunctive Logic Programming (DLP) for complex knowledge modelling. ONTO-DLP enhances DLP by constructs coming from othe...
Francesco Calimeri, Stefania Galizia, Massimo Ruff...
IJCAI
1997
13 years 7 months ago
A Set-Theoretic Approach to Automated Deduction in Graded Modal Logics
In the paper, we consider the problem of supporting automated reasoning in a large class of knowledge representation formalisms, including terminological and epistemic logics, who...
Angelo Montanari, Alberto Policriti