InhaltsangabeInvited Talks.- Emerging Sciences of the Internet: Some New Opportunities.- Design Abstractions for Innovative Web Applications: The Case of the SOA Augmented with Semantics.- The Lixto Systems Applications in Business Intelligence and Semantic Web.- Ways to Develop Human-Level Web Intelligence: A Brain Informatics Perspective.- Best Papers.- Empowering Software Maintainers with Semantic Web Technologies.- Minimal Deductive Systems for RDF.- Semantic Web Services.- Web Service Contracting: Specification and Reasoning with SCIFF.- Dynamic Service Discovery Through Meta-interactions with Service Providers.- Two-Phase Web Service Discovery Based on Rich Functional Descriptions.- A Reasoning Framework for Rule-Based WSML.- Ontology Learning, Inference and Mapping I.- GenTax: A Generic Methodology for Deriving OWL and RDF-S Ontologies from Hierarchical Classifications, Thesauri, and Inconsistent Taxonomies.- SPARQLeR: Extended Sparql for Semantic Association Discovery.- Simple Algorithms for Predicate Suggestions Using Similarity and Co-occurrence.- Learning Disjointness.- Case Studies.- Developing Ontologies for Collaborative Engineering in Mechatronics.- Media, Politics and the Semantic Web.- SEEMP: An Semantic Interoperability Infrastructure for e-Government Services in the Employment Sector.- Combining RDF Vocabularies for Expert Finding.- Social Semantic Web.- Extracting Social Networks Among Various Entities on the Web.- Towards Semantic Social Networks.- Knowledge Sharing on the Semantic Web.- Ontologies: Requirements and Analysis.- Real-World Reasoning with OWL.- How to Design Better Ontology Metrics.- Measuring Inconsistencies in Ontologies.- Personalization I.- Squirrel: An Advanced Semantic Search and Browse Facility.- User-Centric Faceted Search for Semantic Portals.- An Approach for Identification of User's Intentions During the Navigation in Semantic Websites.- Foundations of the Semantic Web.- A Novel Combination of Answer Set Programming with Description Logics for the Semantic Web.- Algorithms for Paraconsistent Reasoning with OWL.- Vague Knowledge Bases for Matchmaking in P2P E-Marketplaces.- Symbol Grounding for the Semantic Web.- Natural Languages and Ontologies.- Ontology-Driven Semantic Ranking for Natural Language Disambiguation in the OntoNL Framework.- Web-Annotations for Humans and Machines.- PANTO: A Portable Natural Language Interface to Ontologies.- Mining the Web Through Verbs: A Case Study.- Applications.- What Have Innsbruck and Leipzig in Common? Extracting Semantics from Wiki Content.- SALT - Semantically Annotated for Scientific Publications.- Annotating Relationships Between Multiple Mixed-Media Digital Objects by Extending Annotea.- Describing Ontology Applications.- Querying and Web Data Models.- The SPARQL Query Graph Model for Query Optimization.- A Unified Approach to Retrieving Web Documents and Semantic Web Data.- Distributed Knowledge Representation on the Social Semantic Desktop: Named Graphs, Views and Roles in NRL.- Semantic Process Retrieval with iSPARQL.- Ontology Learning, Inference and Mapping II.- Integrating Folksonomies with the Semantic Web.- IdentityRank: Named Entity Disambiguation in the Context of the NEWS Project.- A Study in Empirical and 'Casuistic' Analysis of Ontology Mapping Results.- Acquisition of OWL DL Axioms from Lexical Resources.- Personalization II.- On Enriching Ajax with Semantics: The Web Personalization Use Case.- A Semantic Web Service Oriented Framework for Adaptive Learning Environments.- Semantic Composition of Lecture Subparts for a Personalized e-Learning.- System Descriptions.- Caravela: Semantic Content Management with Automatic Information Integration and Categorization (System Description).- The NExT System: Towards True Dynamic Adaptations of Semantic Web Service Compositions.- WSMO Studio - A Semantic Web Services Modelling Environment for WSMO.- An Annotation Tool for Semantic Documents.- SWHi System Description: A Case Study in Informati