Invited Talks.- Digital Curation and Digital Cultural Memory.- RoboCup: A Challenge Problem for Artificial Intelligence.- Robots, Natural Language, Social Networks, and Art.- Artificial Life Simulation of Humans and Lower Animals: From Biomechanics to Intelligence.- Full Papers.- Prediction of Aircraft Aluminum Alloys Tensile Mechanical Properties Degradation Using Support Vector Machines.- Mutual Information Measures for Subclass Error-Correcting Output Codes Classification.- Conflict Directed Variable Selection Strategies for Constraint Satisfaction Problems.- A Feasibility Study on Low Level Techniques for Improving Parsing Accuracy for Spanish Using Maltparser.- A Hybrid Ant Colony Optimization Algorithm for Solving the Ring Arc-Loading Problem.- Trends and Issues in Description Logics Frameworks for Image Interpretation.- Unsupervised Recognition of ADLs.- Audio Features Selection for Automatic Height Estimation from Speech.- Audio-Visual Fusion for Detecting Violent Scenes in Videos.- Experimental Study on a Hybrid Nature-Inspired Algorithm for Financial Portfolio Optimization.- Associations between Constructive Models for Set Contraction.- Semantic Awareness in Automated Web Service Composition through Planning.- Unsupervised Web Name Disambiguation Using Semantic Similarity and Single-Pass Clustering.- Time Does Not Always Buy Quality in Co-evolutionary Learning.- Visual Tracking by Adaptive Kalman Filtering and Mean Shift.- On the Approximation Capabilities of Hard Limiter Feedforward Neural Networks.- EMERALD: A Multi-Agent System for Knowledge-Based Reasoning Interoperability in the Semantic Web.- An Extension of the Aspect PLSA Model to Active and Semi-Supervised Learning for Text Classification.- A Market-Affected Sealed-Bid Auction Protocol.- A Sparse Spatial Linear Regression Model for fMRI Data Analysis.- A Reasoning Framework for Ambient Intelligence.- The Large Scale Artificial Intelligence Applications – An Analysis of AI-Supported Estimation of OS Software Projects.- Towards the Discovery of Reliable Biomarkers from Gene-Expression Profiles: An Iterative Constraint Satisfaction Learning Approach.- Skin Lesions Characterisation Utilising Clustering Algorithms.- Mining for Mutually Exclusive Gene Expressions.- Task-Based Dependency Management for the Preservation of Digital Objects Using Rules.- Designing Trading Agents for Real-World Auctions.- Scalable Semantic Annotation of Text Using Lexical and Web Resources.- Short Papers.- A Gene Expression Programming Environment for Fatigue Modeling of Composite Materials.- A Hybrid DE Algorithm with a Multiple Strategy for Solving the Terminal Assignment Problem.- Event Detection and Classification in Video Surveillance Sequences.- The Support of e-Learning Platform Management by the Extraction of Activity Features and Clustering Based Observation of Users.- Mapping Cultural Metadata Schemas to CIDOC Conceptual Reference Model.- Genetic Algorithm Solution to Optimal Sizing Problem of Small Autonomous Hybrid Power Systems.- A WSDL Structure Based Approach for Semantic Categorization of Web Service Elements.- Heuristic Rule Induction for Decision Making in Near-Deterministic Domains.- Behavior Recognition from Multiple Views Using Fused Hidden Markov Models.- A Machine Learning-Based Evaluation Method for Machine Translation.- Feature Selection for Improved Phone Duration Modeling of Greek Emotional Speech.- A Stochastic Greek-to-Greeklish Transcriber Modeled by Real User Data.- Face Detection Using Particle Swarm Optimization and Support Vector Machines.- Reducing Impactof Conflicting Data in DDFS by Using Second Order Knowledge.- Towards Intelligent Management of a Student’s Time.- Virtual Simulation of Cultural Heritage Works Using Haptic Interaction.- Ethnicity as a Factor for the Estimation of the Risk for Preeclampsia: A Neural Network Approach.- A Multi-class Method for Detecting Audio Events in News Broadcasts.- Flexible Management of Large-Scale Integer Domains in CSPs.- A Collaborative System for Sentiment Analysis.- Minimax Search and Reinforcement Learning for Adversarial Tetris.- A Multi-agent Simulation Framework for Emergency Evacuations Incorporating Personality and Emotions.