INTRODUCTIONApplied Semantic Web Technologies: Overview and Future Directions; Vijayan Sugumaran and Jon Atle Gulla ONTOLOGIESOntology: Fundamentals and Languages; Rajendra AkerkarToward Semantic Interoperability between Information Systems; Mariela Rico, Maria Laura Caliusco, Maria Rosa Galli, and Omar ChiottiAlViz: A Tool for Ontology Alignment Utilizing Information Visualization Techniques; Monika Lanzenberger and Jennifer SampsonSRS: A Hybrid Ontology Mediation and Mapping Approach; Saravanan Muthaiyah and Larry Kerschberg ONTOLOGY ENGINEERING AND EVALUATIONAn Ontology Engineering Tool for Enterprise 3.0; Elena Simperl, Stephan Wölger, Katharina Siorpaes, Tobias Bürger, Michael Luger, and Sung-Kook HanLearning of Social Ontologies in WWW: Key Issues, Experiences, Lessons Learned, and Future Directions; Konstantinos Kotis and Andreas PapasalourosRelation Extraction for Semantic Web with Taxonomic Sequential Patterns; Sebastian Blohm, Krisztian Buza, Lars Schmidt - Thieme, and Philipp CimianoData-Driven Evaluation of Ontologies Using Machine Learning Algorithms; Dae-Ki KangAutomatic Evaluation of Search Ontologies in the Entertainment Domain Using Natural Language Processing; Michael Elhadad , David Gabay, and Yael Netzer SEMANTIC APPLICATIONSAdding Semantics to Decision Tables: A New Approach to Data and Knowledge Engineering?; Yan Tang, Robert Meersman, and Jan VanthienenSemantic Sentiment Analyses Based on Reputations of Web Information Sources; Donato Barbagallo, Cinzia Cappiello, Chiara Francalanci, and Maristella MateraSemantics and Search; Jon Atle Gulla, Jin Liu, Felix Burkhardt , Jianshen Zhou, Christian Weiss, Per Myrseth, Veronika Haderlein, and Olga CerratoToward Semantics-Based Service Composition in Transport Logistics; Joerg Leukel and Stefan KirnOntology-Driven Business Process Intelligence; Jon Espen IngvaldsenSemantics for Energy Efficiency in Smart Home Environments; Slobodanka Tomic, Anna Fensel, Michael Schwanzer, Mirna Kojic Veljovic, and Milan Stefanovic