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CP
2007
Springer
15 years 10 months ago
The Expressive Power of Valued Constraints: Hierarchies and Collapses
Abstract. In this paper we investigate the ways in which a fixed collection of valued constraints can be combined to express other valued constraints. We show that in some cases a ...
David A. Cohen, Peter Jeavons, Stanislav Zivn&yacu...
CINQ
2004
Springer
182views Database» more  CINQ 2004»
15 years 10 months ago
Mining Constrained Graphs: The Case of Workflow Systems
Abstract. Constrained graphs are directed graphs describing the control flow of processes models. In such graphs, nodes represent activities involved in the process, and edges the ...
Gianluigi Greco, Antonella Guzzo, Giuseppe Manco, ...
CNSR
2004
IEEE
124views Communications» more  CNSR 2004»
15 years 10 months ago
Adaptive Filtering of SPAM
In this paper, we present a new spam filter which acts as an additional layer in the spam filtering process. This filter is based on what we call a representative vocabulary. Spam...
L. Pelletier, Jalal Almhana, Vartan Choulakian
DALT
2006
Springer
15 years 10 months ago
A Dynamic Logic Programming Based System for Agents with Declarative Goals
Goals are used to define the behavior of (pro-active) agents. It is our view that the goals of an agent can be seen as a knowledge base of the situations that it wants to achieve. ...
Vivek Nigam, João Leite
DEXA
2006
Springer
138views Database» more  DEXA 2006»
15 years 10 months ago
A Vector Space Model for Semantic Similarity Calculation and OWL Ontology Alignment
Ontology alignment (or matching) is the operation that takes two ontologies and produces a set of semantic correspondences (usually semantic similarities) between some elements of ...
Rubén Tous, Jaime Delgado