Database Management -- A Flexible Querying Approach Based on Outranking and Classification -- Ranking Approximate Query Rewritings Based on Views -- A Model for Contextual Cooperative Query Answering in E-Commerce Applications -- Reasoning on Incompleteness of Spatial Information for Effectively and Efficiently Answering Range Queries over Incomplete Spatial Databases -- Abstracting Query Building for Multi-entity Faceted Browsing -- On Fuzzy vs. Metric Similarity Search in Complex Databases -- Querying Context-Aware Databases -- Information Retrieval -- An Exploratory Study on Using Social Information Networks for Flexible Literature Access -- Dynamically Personalizing Search Results for Mobile Users -- On the Selection of the Best Retrieval Result Per Query -An Alternative Approach to Data Fusion- -- Sociomapping in Text Retrieval Systems -- Query Reformulation Based on Relevance Feedback -- Multi-objective Query Optimization Using Topic Ontologies -- Effectiveness of Aggregation Methods in Blog Distillation -- Structural Relevance Feedback in XML Retrieval -- Query Disambiguation Based on Novelty and Similarity User's Feedback -- Extraction of 3D Feature Descriptor Using the Distribution of Normal Vectors -- Re-ranking Documents Based on Query-Independent Document Specificity -- Browsing Recommendation Based on the Intertemporal Choice Model -- Design of an Interface for Interactive Topic Detection and Tracking -- Representing Context Information for Document Retrieval -- Searching Multiple Artifacts: A Comprehensive Framework for Complex Search Situations -- Extraction and Mining -- Expected Answer Type Identification from Unprocessed Noisy Questions -- ONTOGRABBING: Extracting Information from Texts Using Generative Ontologies -- Mining Tree-Based Frequent Patterns from XML -- Automatic Web Pages Author Extraction -- Syntactic Extraction Approach to Processing Local Document Collections -- Conceptual Indexing of Text Using Ontologies and Lexical Resources -- Information Extraction from Text Based on Semantic Inferentialism -- Flexible SPARQL Querying of Web Data Tables Driven by an Ontology -- Trajectory Clustering via Effective Partitioning -- Semantically Expanding Questions for Supervised Automatic Classification -- GRAANK: Exploiting Rank Correlations for Extracting Gradual Itemsets -- Ontologies and Semantic Web -- Controlled Aggregate Tree Shaped Questions over Ontologies -- A Semantic Similarity Measure for Ontology-Based Information -- An Extendable Meta-learning Algorithm for Ontology Mapping -- Accessing and Documenting Relational Databases through OWL Ontologies -- A Formal Framework on the Semantics of Regulatory Relations and Their Presence as Verbs in Biomedical Texts -- Ontology Graphical Editor for Multilingual Document Search System -- Finding Top-k Approximate Answers to Path Queries -- Intelligent Information Extraction from Texts -- Extraction of Conditional and Causal Sentences from Queries to Provide a Flexible Answer -- Semantic Enrichment of Database Textual Attributes -- Interlingual Information Extraction as a Solution for Multilingual QA Systems -- Semantic Paraphrasing for Information Retrieval and Extraction -- Named Entity Recognition Experiments on Turkish Texts -- Advances in Fuzzy Querying: Theory and Applications -- Fuzzy Querying in Intelligent Information Systems -- Content-Based Retrieval of Audio in News Broadcasts -- Linguistic Summary-Based Query Answering on Data Cubes with Time Dimension -- About Bipolar Division Operators -- On Reaching Consensus by a Group of Collaborating Agents -- Dealing with Positive and Negative Query Criteria in Fuzzy Database Querying -- Personalization, Preferences, Context and Recommendation -- Predicting Neighbor Goodness in Collaborative Filtering -- Content-Oriented Relevance Feedback in XML-IR Using the Garnata Information Retrieval System -- Exploiting Social Tagging Profiles to Personalize Web Search -- Incremental Personalised Summarisation with Novelty Detection -- Web as a Stream -- Stream Reasoning: A Survey and Further Research Directions -- Feed Querying as a Proxy for Querying the Web.