15. EPIA 2011: Lisbon, Portugal
Luis Antunes, Helena Sofia Pinto (Eds.): Progress in Artificial Intelligence, 15th Portuguese Conference on Artificial Intelligence, EPIA 2011, Lisbon, Portugal, October 10-13, 2011. Proceedings. Springer 2011 Lecture Notes in Computer Science ISBN 978-3-642-24768-2
Affective Computing
Daniel Loureiro, Goreti Marreiros, José Neves: Sentiment Analysis of News Titles - The Role of Entities and a New Affective Lexicon. 1-14
Ambient Intelligence Environments

Inmaculada Ayala, Mercedes Amor Pinilla, Lidia Fuentes: Modeling Context-Awareness in Agents for Ambient Intelligence: An Aspect-Oriented Approach. 29-43
Davide Carneiro, Marco Gomes, Paulo Novais, José Neves: Developing Dynamic Conflict Resolution Models Based on the Interpretation of Personal Conflict Styles. 44-58
Dante I. Tapia, Fernando de la Prieta, Sara Rodríguez-González, Javier Bajo, Juan M. Corchado: Organizations of Agents in Information Fusion Environments. 59-70
Artificial Intelligence Methodologies for Games
Marco Santos, Carlos Martinho: Wasp-Like Agents for Scheduling Production in Real-Time Strategy Games. 71-82
Artificial Intelligence in Transportation Systems
Bruno Aguiar, José Torres, Antonio J. M. Castro: Operational Problems Recovery in Airlines - A Specialized Methodologies Approach. 83-97
Jorge Alpedrinha Ramos, Luís Paulo Reis, Dulce Pedrosa: Solving Heterogeneous Fleet Multiple Depot Vehicle Scheduling Problem as an Asymmetric Traveling Salesman Problem. 98-109
Artificial Life and Evolutionary Algorithms
Douglas Adriano Augusto, Helio J. C. Barbosa, André da Motta Salles Barreto, Heder S. Bernardino: Evolving Numerical Constants in Grammatical Evolution with the Ephemeral Constant Method. 110-124
Tiago R. Baptista, Ernesto J. F. Costa: The Evolution of Foraging in an Open-Ended Simulation Environment. 125-137
Mauro Castelli, Luca Manzoni, Leonardo Vanneschi: A Method to Reuse Old Populations in Genetic Algorithms. 138-152
Miguel Duarte, Anders Lyhne Christensen, Sancho Oliveira: Towards Artificial Evolution of Complex Behaviors Observed in Insect Colonies. 153-167
Carlos Grilo, Luís Correia: Network Regularity and the Influence of Asynchronism on the Evolution of Cooperation. 168-181
Paulo B. de Moura Oliveira, Eduardo José Solteiro Pires, José Boaventura Cunha: Particle Swarm Optimization for Gantry Control: A Teaching Experiment. 196-207
Lidia Yamamoto, Wolfgang Banzhaf, Pierre Collet: Evolving Reaction-Diffusion Systems on GPU. 208-223
Computational Logic with Applications

João Raimundo, Ricardo Rocha: A Subterm-Based Global Trie for Tabled Evaluation of Logic Programs. 239-253
General Artificial Intelligence
Han The Anh, Luís Moniz Pereira: Intention-Based Decision Making with Evolution Prospection. 254-267
Luís Barreira, Sofia Cavaco, Joaquim Ferreira da Silva: Unsupervised Music Genre Classification with a Model-Based Approach. 268-281
Carlos Abreu Ferreira, João Gama, Vítor Santos Costa: Constrained Sequential Pattern Knowledge in Multi-relational Learning. 282-296
Francisco Guil-Reyes, María Teresa Daza-Gonzalez: Summarizing Frequent Itemsets via Pignistic Transformation. 297-310
Adán José García, Hillel Romero-Monsivais, Cindy G. Hernandez-Morales, Arturo Rodriguez-Cristerna, Ivan Rivera-Islas, José Torres-Jiménez: A Simulated Annealing Algorithm for the Problem of Minimal Addition Chains. 311-325
André Susano Pinto, Andrzej Pronobis, Luís Paulo Reis: Novelty Detection Using Graphical Models for Semantic Room Classification. 326-339
Intelligent Robotics
Abbas Abdolmaleki, Mostafa Movahedi, Sajjad Salehi, Nuno Lau, Luís Paulo Reis: A Reinforcement Learning Based Method for Optimizing the Process of Decision Making in Fire Brigade Agents. 340-351
Edgar Domingues, Nuno Lau, Bruno Pimentel, Nima Shafii, Luís Paulo Reis, António J. R. Neves: Humanoid Behaviors: From Simulation to a Real Robot. 352-364
José Angelo Gurzoni, Flavio Tonidandel, Reinaldo A. C. Bianchi: Market-Based Dynamic Task Allocation Using Heuristically Accelerated Reinforcement Learning. 365-376
Andry Maykol Pinto, Luís F. Rocha, Antonio Paulo Moreira, Paulo Gomes Costa: Shop Floor Scheduling in a Mobile Robotic Environment. 377-391
Paulo Sousa, João Lobato Oliveira, Luís Paulo Reis, Fabien Gouyon: Humanized Robot Dancing: Humanoid Motion Retargeting Based in a Metrical Representation of Human Dance Styles. 392-406
Knowledge Discovery and Business Intelligence
Ning Chen, Bernardete Ribeiro, Armando Vieira: Bankruptcy Trajectory Analysis on French Companies Using Self-Organizing Map. 407-417
Sarvenaz Choobdar, Fernando M. A. Silva, Pedro Manuel Pinto Ribeiro: Network Node Label Acquisition and Tracking. 418-430
Catarina Moreira, Pável Calado, Bruno Martins: Learning to Rank for Expert Search in Digital Libraries of Academic Publications. 431-445
Susana Nascimento, Rui Felizardo, Boris Mirkin: Thematic Fuzzy Clusters with an Additive Spectral Approach. 446-461
Hugo Gonçalo Oliveira, Paulo Gomes: Automatically Enriching a Thesaurus with Information from Dictionaries. 462-475
Joaquim Tinoco, António Gomes Correia, Paulo Cortez: Using Data Mining Techniques to Predict Deformability Properties of Jet Grouting Laboratory Formulations over Time. 491-505
Multi-Agent Systems: Theory and Applications

Luís Macedo, Miguel Tavares, Pedro Gaspar, Amílcar Cardoso: Uncertainty and Novelty-Based Selective Attention in the Collaborative Exploration of Unknown Environments. 521-535
Joana Urbano, Ana Paula Rocha, Eugénio C. Oliveira: A Dynamic Agents' Behavior Model for Computational Trust. 536-550
Bozena Wozna-Szczesniak, Agnieszka Zbrzezny, Andrzej Zbrzezny: The BMC Method for the Existential Part of RTCTLK and Interleaved Interpreted Systems. 551-565
Social Simulation and Modeling
Pedro Catré, Luís Cardoso, Luís Macedo, Amílcar Cardoso: Building Spatiotemporal Emotional Maps for Social Systems. 566-580
Text Mining and Applications
Ricardo Campos, Gaël Dias, Alípio Jorge: An Exploratory Study on the Impact of Temporal Features on the Classification and Clustering of Future-Related Web Documents. 581-596
Hernani Pereira Costa, Hugo Gonçalo Oliveira, Paulo Gomes: Using the Web to Validate Lexico-Semantic Relations. 597-609
Pablo Gamallo, Marcos García: A Resource-Based Method for Named Entity Extraction and Classification. 610-623
Luís Gomes, José Gabriel Pereira Lopes: Measuring Spelling Similarity for Cognate Identification. 624-633
Gustavo Laboreiro, Luís Sarmento, Eugénio C. Oliveira: Identifying Automatic Posting Systems in Microblogs. 634-648
António Paulo-Santos, Carlos Ramos, Nuno C. Marques: Determining the Polarity of Words through a Common Online Dictionary. 649-663
Jorge Teixeira, Luís Sarmento, Eugénio C. Oliveira: A Bootstrapping Approach for Training a NER with Conditional Random Fields. 664-678



