Supporting Decision Making in Maritime Environmental Protection with a Knowledge-based Education and Awareness Approach. Artificial Intelligence Applications in Environmental Protection Workshop, collocated with 5th IFIP Conference on Artificial Intelligence Applications and Innovations 23-25 April, Thessaloniki, Greece.. 2009.
Artificial Intelligence: Theories, Models and Applications 5th Hellenic Conference on AI. Lecture Notes in Computer Science. 5138. 2008.
CSR: Discovering Subsumption Relations for the Alignment of Ontologies. The Semantic Web: Research and Applications (European Semantic Web Conference 2008).. 2008.
Determining Automatically the Size of Learned Ontologies (short paper). European Conference on Artificial Intelligence (ECAI 2008).. 2008.
A Distributional Approach to Evaluating Ontology Learning Methods Using a Gold Standard. Ontology Learning and Population Workshop (OLP 2008), European Conference on Artificial Intelligence (ECAI 2008).. 2008.
Engineering Societies in the Agents World VIII 8th International Workshop, ESAW 2007. Lecture Notes in Computer Science. 4995. 2008.
The Grid4All ontology for the retrieval of traded resources in a market-oriented Grid. International Journal Web and Grid Services, special issue on Web/Grid Information and Services Discovery and Management. 4:418-439.. 2008.
Learning Ontologies of Appropriate Size. Artificial Intelligence: Theory, Methods and Applications (5th Hellenic Conference on Artificial Intelligence, SETN 2008).. 2008.
Look Ma, No Hands: Supporting the semantic discovery of services without ontologies. International Workshop on Service Matchmaking and Resource Retrieval (SMR2), ISWC 2008, Germany.. 2008.
Ontology Matching: current status, dilemmas and future challenges. 2nd International Conference on Complex, Intelligent and Software Intensive Systems (CISIS 2008) / Ontology Alignment and Visualization Workshop (OnAV'08).. 2008.
Ontology Matching: Status and challenges. IEEE Intelligent Systems. 23:84-85.. 2008.
Organized Adaptation in Multi-Agent Systems. Lecture Notes in Computer Science. 5368:145.. 2008.
Semantic retrieval and ranking of Semantic Web documents using free-form queries. Int. J. Metadata, Semantics and Ontologies. 3:92-108.. 2008.
Semantic retrieval and ranking of SW documents using free-form queries. Int. J. Metadata, Semantics and Ontologies. 3. 2008.
Semantic Web Search: perspectives and key technologies. Encyclopedia of Data Warehousing and Mining, 2nd Edition.. 2008.
Sentiment Analysis Exploring Metaphorical and Idiomatic Senses: A Word Sense Disambiguation Approach. International Workshop on Computational Aspects of Affectual and Emotional Interaction (CAFFEi 08) - ECAI 08 Workshop.. 2008.
Summarization System Evaluation Revisited: N-gram Graphs. ACM Transactions on Speech and Language Processing. 5. 2008.
On Supporting HCOME-3O Ontology Argumentation using Semantic Wiki Technology. OnTheMove (OTM) 2008 Conference, Community-Based Evolution of Knowledge-Intensive Systems (COMBEK'08) Workshop. :LNCS5333,pp.193–199.. 2008.
Uncovering WSDL Specifications’ Data Semantics. 2nd International Workshop on Service Matchmaking and Resource Retrieval (SMR2), ISWC 2008, Germany.. 2008.
Discovering Subsumption Hierarchies of Ontology Concepts from Text Corpora. IEEE/WIC/ACM International Conference on Web Intelligence.. 2007.
Editorial to the Special Issue on Emergent Agent Societies. International Journal of Cooperative Information Systems. 6:1-5.. 2007.
The HCOME-3O Framework for Supporting the Collaborative Engineering of Evolving Ontologies. ESOE 2007 International Workshop on Emergent Semantics and Ontology Evolution, ISWC 2007.. 2007.