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SEBD
2001
145views Database» more  SEBD 2001»
15 years 6 months ago
Reasoning over Conceptual Schemas and Queries in Temporal Databases
This paper introduces a new logical formalism, intended for temporal conceptual modelling, as a natural combination of the well-known description logic DLR and point-based linear ...
Alessandro Artale, Enrico Franconi, Milenko Mosuro...
EUSFLAT
2009
212views Fuzzy Logic» more  EUSFLAT 2009»
15 years 2 months ago
An Interval Type-2 Fuzzy Distribution Network
Abstract-- Planning resources for a supply chain is a major factor determining its success or failure. In this paper we introduce an Interval Type-2 Fuzzy Logic model of a distribu...
Simon Miller, Viara Popova, Robert John, Mario A. ...
164
Voted
BIRTHDAY
2010
Springer
15 years 5 months ago
Fixed-Point Definability and Polynomial Time on Chordal Graphs and Line Graphs
The question of whether there is a logic that captures polynomial time was formulated by Yuri Gurevich in 1988. It is still wide open and regarded as one of the main open problems...
Martin Grohe
131
Voted
RTA
2004
Springer
15 years 10 months ago
Querying Unranked Trees with Stepwise Tree Automata
The problem of selecting nodes in unranked trees is the most basic querying problem for XML. We propose stepwise tree automata for querying unranked trees. Stepwise tree automata c...
Julien Carme, Joachim Niehren, Marc Tommasi
DALT
2003
Springer
15 years 9 months ago
A Social Approach to Communication in Multiagent Systems
Abstract. This paper aims at defining the semantics of Agent Communication Languages (ACLs) in terms of changes in the social relationships between agents, represented in terms of...
Marco Colombetti, Nicoletta Fornara, Mario Verdicc...