Sciweavers

ECAI
2006
Springer
14 years 3 months ago
On Probing and Multi-Threading in Platypus
The PLATYPUS approach offers a generic platform for distributed answer set solving, accommodating a variety of different architectures for distributing the search for answer sets a...
Jean Gressmann, Tomi Janhunen, Robert E. Mercer, T...
ECAI
2006
Springer
14 years 3 months ago
Extracting MUSes
Minimally unsatisfiable subformulas (in short, MUSes) represent the smallest explanations for the inconsistency of SAT instances in terms of the number of involved clauses. Extract...
Éric Grégoire, Bertrand Mazure, C&ea...
ECAI
2006
Springer
14 years 3 months ago
Extracting MUCs from Constraint Networks
Abstract. We address the problem of extracting Minimal Unsatisfiable Cores (MUCs) from constraint networks. This computationally hard problem has a practical interest in many appli...
Fred Hemery, Christophe Lecoutre, Lakhdar Sais, Fr...
ECAI
2006
Springer
14 years 3 months ago
Alternating-Offers Bargaining Under One-Sided Uncertainty on Deadlines
Abstract. Alternating-offers is the most prominent negotiation protocol for automatic bilateral bargaining. Nevertheless, in most settings it is still not known how two fully ratio...
Francesco Di Giunta, Nicola Gatti
ECAI
2006
Springer
14 years 3 months ago
Discovering Missing Background Knowledge in Ontology Matching
Semantic matching determines the mappings between the nodes of two graphs (e.g., ontologies) by computing logical relations (e.g., subsumption) holding among the nodes that corresp...
Fausto Giunchiglia, Pavel Shvaiko, Mikalai Yatskev...
ECAI
2006
Springer
14 years 3 months ago
Shallow Semantic Parsing Based on FrameNet, VerbNet and PropBank
This article describes a semantic parser based on FrameNet semantic roles that uses a broad knowledge base created by interconnecting three major resources: FrameNet, VerbNet and P...
Ana-Maria Giuglea, Alessandro Moschitti
ECAI
2006
Springer
14 years 3 months ago
Learning by Automatic Option Discovery from Conditionally Terminating Sequences
Abstract. This paper proposes a novel approach to discover options in the form of conditionally terminating sequences, and shows how they can be integrated into reinforcement learn...
Sertan Girgin, Faruk Polat, Reda Alhajj
ECAI
2006
Springer
14 years 3 months ago
Benefits of Combinatorial Auctions with Transformability Relationships
In this paper we explore whether an auctioneer/buyer may benefit from introducing his transformability relationships (some goods can be transformed into others at a transformation ...
Andrea Giovannucci, Jesús Cerquides, Juan A...
ECAI
2006
Springer
14 years 3 months ago
Asynchronous Forward-Bounding for Distributed Constraints Optimization
A new search algorithm for solving distributed constraint optimization problems (DisCOPs) is presented. Agents assign variables sequentially and propagate their assignments asynchr...
Amir Gershman, Amnon Meisels, Roie Zivan