Sciweavers

CCIA
2005
Springer
13 years 9 months ago
On Warranted Inference in Possibilistic Defeasible Logic Programming
Abstract. Possibilistic Defeasible Logic Programming (P-DeLP) is a logic programming language which combines features from argumentation theory and logic programming, incorporating...
Carlos Iván Chesñevar, Guillermo Ric...
CCIA
2005
Springer
13 years 9 months ago
Direct Policy Search Reinforcement Learning for Robot Control
— This paper proposes a high-level Reinforcement Learning (RL) control system for solving the action selection problem of an autonomous robot. Although the dominant approach, whe...
Andres El-Fakdi, Marc Carreras, Narcís Palo...
CCIA
2005
Springer
13 years 9 months ago
Using symbolic descriptions to explain similarity on CBR
The explanation of the results is a key point of automatic problem solvers. CBR systems solve a new problem by assessing its similarity with already solved cases and they commonly ...
Eva Armengol, Enric Plaza
CCIA
2005
Springer
13 years 9 months ago
Integrating information sources for recommender systems
This paper presents a Multi-agent System and a Methodology to select and to integrate heterogenous and distributed information sources to make recommendations. A set of intrinsic c...
Silvana Aciar, Josefina López Herrera, Jose...
CCIA
2005
Springer
13 years 9 months ago
The Agent Reputation and Trust (ART) Testbed Architecture
Karen Fullam, Tomas B. Klos, Guillaume Muller, Jor...
CCIA
2005
Springer
13 years 9 months ago
A CBR System for Autonomous Robot Navigation
In this paper we propose the use of case-based reasoning techniques to improve the navigation of an autonomous robot in unknown semistructured environments. At the moment the curre...
Raquel Ros, Ramon López de Mántaras,...
CCIA
2005
Springer
13 years 9 months ago
Comparison of Strategies Based on Evolutionary Computation for the Design of Similarity Functions
One of the main keys in case-based reasoning system is the retrieval phase, where the most similar cases are retrieved by means of a similarity function. According to the problem, ...
Albert Fornells-Herrera, J. Camps Dausà, El...
CCIA
2005
Springer
13 years 9 months ago
Classifying Natural Objects on Outdoor Scenes
We propose an hybrid and probabilistic classification of image regions belonging to scenes primarily containing natural objects, e.g. sky, trees, etc. as a first step in solving ...
Anna Bosch, Xavier Muñoz, Joan Martí...
CCIA
2005
Springer
13 years 9 months ago
OntoMusic: from Scores to Expressive Music Performances
The literal performance of the symbols contained in a traditional score is not enough to produce expressive music. Human interpreters use musical knowledge that is not explicitly r...
Pere Ferrera, Josep Puyol-Gruart
CCIA
2005
Springer
13 years 9 months ago
Mass Segmentation using a Pattern Matching Approach with a Mutual Information Based Metric
Abstract. As an ongoing effort to develop a computer aided system for the detection of masses on mammograms, we propose on this work a new model-based segmentation algorithm. The a...
Arnau Oliver, Jordi Freixenet, Joan Martí, ...