Proceedings

Proceedings

Proceedings of the 15th Portuguese Conference on Artificial Intelligence

Luis Antunes, H. Sofia Pinto, Rui Prada, Paulo Trigo (Eds.)

ISBN: 978-989-95618-4-7

Preface

Affective Computing

Empathic Virtual Buddy: Setting Up Informed Empathic Responses

Janneke Van Der Zwaan, Virginia Dignum, Joost Broekens and Catholijn Jonker

A Theory to Measure Participant Satisfaction in a Meeting Supported by a GDSS

João Carneiro, Ricardo Santos, Goreti Marreiros and João Laranjeira

Ambient Intelligence Environments

Using Multi-Layer Perceptrons to Enhance the Performance of Indoor RTLS

Dante Tapia, Javier Bajo, Juan Francisco De Paz Santana, Ricardo S Alonso, Sara Rodríguez and Juan M. Corchado

Automatic Attention Estimation in an Interactive System based on Behaviour Analysis

Benedikt Gollan, Bernhard Wally and Alois Ferscha

Loosely Coupling between Service and Context in Ambient Computing Environments

Ichiro Satoh

Artificial Intelligence Methodologies for Games

Identifying Players Strategies in No Limit Texas Holdem Poker through the Analysis of Individual Moves

Lus Filipe Teófilo and Luís Paulo Reis

Development of a Generic Interface System for Developing Abstract BoardGames

Ivo Paz Reis and Luís Paulo Reis

Artificial Intelligence in Transportation Systems

Multiobjective route planning with precalculated heuristics

Enrique Machuca and Lawrence Mandow

Real-Time Incidents Detection in the Highways of the Future

Antonio Pecharromán, Nuria Sánchez, Juan Torres and José Manuel Menéndez

A negotiation based approach to Airlines Operations recovery

António J. M. Castro, António Pereira, Leonardo Fraga, Ana Paula Rocha and Eugénio Oliveira

Artificial Life and Evolutionary Algorithms

Reinsertion of Old Genetic Material: Second Chance GP

Mauro Castelli, Luca Manzoni and Leonardo Vanneschi

Experiments on Controlling Overfitting in Genetic Programming

Ivo Gonçalves and Sara Silva

A Multi-path Planning Approach Based on a Genetic Algorithm for a Robot Fleet Working in Arable Crops

Jesus Conesa, Angela Ribeiro and Gonzalo Pajares

Partner classification in partner selection

Pedro Mariano and Luís Correia

Multi-caste Ant Colony Optimization Algorithms

Leonor Melo, Francisco Pereira and Ernesto Costa

Noise and Intermediate Asynchronism in Cellular Automata with Sampling Compensation

Fernando Silva and Luís Correia

PSO Tuned PI/PID Controller for Open-Loop Unstable Processes with TimeDelay

Nelendran Pillay and Poobalan Govender

Computational Logic with Applications

Proximity-based Unification

Pascual Julián-Iranzo and Clemente Rubio-Manzano

A Simple Table Space Design for Retroactive Call Subsumption

Flávio Cruz and Ricardo Rocha

On the Semantics of Heterogeneous Querying of Relational, XML, and RDF data with XSPARQL

Nuno Lopes, Stefan Bischof, Stefan Decker and Axel Polleres

Every normal logic program has a 2-valued Minimal Hypotheses semantics

Alexandre Miguel Pinto and Luís Moniz Pereira

Data acquisition and modeling for learning and reasoning in probabilistic logic environment

Dimitar Shterionov and Gerda Janssens

From Proof Trees to Justificatory Answering

Newton José Vieira, Isabel Gomes Barbosa, and Carlos Camarão de Figueiredo

General Artificial Intelligence

Using CBR for Portuguese Question Generation

Daniel Diéguez Arias, Ricardo Rodrigues and Paulo Gomes

A Belief Function Model for Ascribing Causality

Imen Boukhris, Salem Benferhat and Zied Elouedi

Covering Arrays Construction Using OSCAR

Oscar Alejandro Carrizales-Turrubiates, Nelson Rangel-Valdez and Jose Torres-Jimenez

Using Ontologies to Abstract Relational Databases Conceptual Model

Ricardo André Pereira Freitas and José Carlos Ramalho

Intelligent Robotics

Generic Optimization of Humanoid Robots’ Behaviours

Luís Cruz and Luís Paulo Reis and Luís Rei

Localizing an NXT Lego Robot via infra-red beacons

Heber Sobreira, Filipe Santos, Hugo Alves and António Paulo Moreira

Indoor Robot Localization and Navigation Using a Depth Camera

João Cunha, Eurico Pedrosa, Cristóvão Cruz, António J. R. Neves and Nuno Lau

Integrated Exploration of an Indoor Environment with SLAM Technique

Adão De Melo Neto, Paulo Fernando Ferreira Rosa and Paulo Cézar Pellanda

Fuzzy Visual Servo Control applied to Autonomous Driving

Paulo Gonçalves, Paulo Lopes, Pedro Torres and José Sequeira

Autonomous calibration for the kicking device of a soccer robot

Ricardo Dias, António J. R. Neves and José Luís Azevedo

Knowledge Discovery and Business Intelligence

A New Algorithm for Learning Planning Operators from Unlabelled Execution Traces

Hugo Ferreira, Rui Carlos Camacho De Sousa Ferreira da Silva and João José Da Cunha E Silva Pinto Ferreira

WiMAX traffic analysis and Base stations classification in terms of LRD

Cristina Stolojescu, Sorin Moga, Philippe Lenca and Alexandru Isar

Logical Analysis of Inconsistent Data (LAID) for a Paremiologic Study

Luís Cavique, Armando B. Mendes and Matthias Funk

A stock market crash alarm system based on an Hurst Index Neural Network

Alexandre Raposo, Diogo Matos, Carlos Gomes and Nuno C. Marques

Clustering Stock Market values with a Self-Organized feature Map

Nuno C. Marques and Bruno Silva

Identification of Important Factors to Success of Organizational Data Mining

Uros Bole, Jurij Jaklic, Jure Zabkar and Gregor Papa

Attribute Selection in Hedonic Pricing Modeling applied to the Portuguese Urban Housing Market

Paulo Batista, Gladys Castillo, João Marques and Eduardo Castro

Multi-Agent Systems: Theory and Applications

An Agent Decision Model for an Adaptive Supervision of Distributed Systems

Cédric Herpson, Amal El Fallah Seghrouchni and Vincent Corruble

Meta-axioms and Complex Preferences in Evolving Logical Agents

Stefania Costantini, Pierangelo Dell’Acqua, Luís Moniz Pereira and Francesca Toni

Multi-Agent System for Credit Scoring

Fábio Silva and César Analide

Applying a UML Metamodel to the Requirements Modeling in Multi-Agents Systems Projects - The APA Case Study

Gilleanes Guedes and Rosa Vicari

Social Simulation and Modeling

Modeling and Simulation of Firms’ Growth in Business Markets using the Moran Process

Cláudia Moreiras, Cristina Matias and Pedro Campos

Imitation based Multi Agent System

Sorin Moga and Hervé Le Guen

Social Learning and Power Broker Dynamics in Societies in Conflict

Seyed Mussavi Rizi, Armando Geller and Maciej Latek

Text Mining and Applications

Text Categorization: An extensive comparison of classifiers, feature selection metrics and document representation

Filipa Peleja, Gabriel Lopes and Joaquim Silva

Managing and Querying a Bilingual Lexicon with Suffix Trees

Jorge Costa, Luís Gomes, Gabriel Lopes and Luis M. S. Russo

Using SVMs for Filtering Translation Tables for Parallel Corpora Alignment

K. M. Kavitha, Luís Gomes and Gabriel Pereira Lopes

Extracting Lexical-Semantic Knowledge from the Portuguese Wiktionary

Leticia Antén Pérez, Hugo Gonçalo Oliveira and Paulo Gomes

Extracting Biographical Sentences from Textual Documents

Sérgio Soares, Bruno Martins and Pável Calado

CABLE - Correlated Approach on BiLingual Evaluation

Pedro Correia, António Leitão, Luís Macedo and Amílcar Cardoso

A Machine Learning Method for Resolving Temporal References in Text

Vítor Loureiro, Bruno Martins and Pável Calado

Ontology Driven Knowledge Extraction System with Application in e-Government

Mário Rodrigues, Gonçalo Paiva Dias and António Teixeira

Extracting Multiword Expressions using Noun Phrase Enumerations in Specialized Domains: first experiences

Merley Da Silva Conrado, Walter Koza, Josuka Díaz Labrador, Joseba K. Abaitua Odriozola, Solange Oiveira Rezende, Thiago Alexandre Salgueiro Pardo and Zulema Solana

Text classification using Semantic Information and Graph Kernels

Miguel Gaspar, Teresa Gonçalves and Paulo Quaresma

Ontologising Relational Triples into a Portuguese Thesaurus

Hugo Gonçalo Oliveira and Paulo Gomes

Named Entity Recognition using Machine Learning techniques

Nuno Miranda, Ricardo Raminhos, Pedro Seabra, João Sequeira, Teresa Gonçalves and Paulo Quaresma

A minimally supervised approach for question generation: what can we learn from a single seed?

Sérgio Curto, Ana Cristina Mendes and Luísa Coheur

Doctoral Symposium on Artificial Intelligence

Studying Researcher Communities using Text Mining on Online Bibliographic Databases

Luís Trigo

Arguing over Evidences for Establishing Contracts

Pedro Brandão Neto, Ana Paula Rocha and Henrique Lopes Cardoso

Software Image for Learning by Observation

Paulo R. A. M. Costa and Luís Miguel Botelho

The Role of Surprise in Agent-based Computational Economics (ACE)

Davi Baccan and Luís Macedo