Sciweavers

EPIA
2003
Springer
13 years 10 months ago
Model for Dialogue between Informational Agents
Abstract. A theoretical model for agents interaction to study semantic heterogeneity is proposed. The context of this study is informational agents with knowledge bases that are he...
Erika Valencia, Jean-Paul Sansonnet
EPIA
2003
Springer
13 years 10 months ago
Automatic Selection of Table Areas in Documents for Information Extraction
: information contained in companies’ financial statements is valuable for decision making at various levels. Much of the relevant information in such documents is contained in t...
Ana Costa e Silva, Alípio Jorge, Luí...
EPIA
2003
Springer
13 years 10 months ago
jcc: Integrating Timed Default Concurrent Constraint Programming into Java
Abstract. This paper describes jcc, an integration of the timed default concurrent constraint programming framework [16] (Timed Default cc) into JAVA [7]. jcc is intended for use i...
Vijay A. Saraswat, Radha Jagadeesan, Vineet Gupta
EPIA
2003
Springer
13 years 10 months ago
A Methodology to Create Ontology-Based Information Retrieval Systems
Modern information retrieval systems need the capability to reason about the knowledge conveyed by text bases. In this paper a methodology to automatically create ontologies and cl...
José Saias, Paulo Quaresma
EPIA
2003
Springer
13 years 10 months ago
Border Detection on Remote Sensing Satellite Data Using Self-Organizing Maps
In this paper, a new approach to Mediterranean Water Eddy border detection is proposed. Kohonen self-organizing maps (SOM) are used as data mining tools to cluster image pixels thr...
Nuno M. C. Marques, Ning Chen
EPIA
2003
Springer
13 years 10 months ago
Adaptation to Drifting Concepts
Most of supervised learning algorithms assume the stability of the target concept over time. Nevertheless in many real-user modeling systems, where the data is collected over an ex...
Gladys Castillo, João Gama, Pedro Medas
EPIA
2003
Springer
13 years 10 months ago
Mining Low Dimensionality Data Streams of Continuous Attributes
This paper presents an incremental and scalable learning algorithm in order to mine numeric, low dimensionality, high–cardinality, time–changing data streams. Within the Superv...
Francisco J. Ferrer-Troyano, Jesús S. Aguil...
EPIA
2003
Springer
13 years 10 months ago
An Architecture for a Rational Reactive Agent
We present an architecture for a rational, reactive agent and describe its implementation. The paper addresses issues raised by the interaction of the rational and reactive behavio...
Pierangelo Dell'Acqua, Mattias Engberg, Luí...
EPIA
2003
Springer
13 years 10 months ago
Using CLIPS to Detect Network Intrusions
We describe how to build a network intrusion detection sensor by slightly modifying NASA’s CLIPS source code introducing some new features. An overview of the system is presente...
Pedro Alípio, Paulo Carvalho, José N...
EPIA
2003
Springer
13 years 10 months ago
An Evolvable Rule-Based E-mail Agent
The Semantic Web is a “living organism”, which combines autonomously evolving data sources/knowledge repositories. This dynamic character of the Semantic Web requires (declarat...
José Júlio Alferes, Antonio Brogi, J...