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Towards Enriching Linked Open Data via Open Information Extraction. KNOW-A-LOD @ ESWC.. 2012.
Automated Learning of Social Ontologies. Ontology Learning and Knowledge Discovery Using the Web: Challenges and Recent Advances. :227-246pp... 2011.
Automatic generation of questionnaires from domain and multimedia ontologies. Interactive Learning Environments journal, Special issue on "Semantic Technologies for Multimedia-enhanced Learning Environments". 19:5-23.. 2011.
Classifying Users and Identifying User Interests in Folksonomies. SPIM 2011 Workshop @ ISWC 2011.. 2011.
Coordination, Organizations, Institutions, and Norms in Agent Systems VI - COIN 2010 International Workshops, COIN@AAMAS 2010, Toronto, Canada, May 2010, COIN@MALLOW 2010, Lyon, France. Lecture Notes of Computer Science. 6541. 2011.
Enhancing the Collective Knowledge for the Engineering of Ontologies in Open and Socially Constructed Learning Spaces. Journal of Universal Computer Science. 17. 2011.
Gold Standard Evaluation of Ontology Learning Methods through Ontology Transformation and Alignment.. IEEE Trans. Knowl. Data Eng.. 23:1635-1648.. 2011.
Identifying User Interests in Folksonomies. ISWC 2011 (Poster).. 2011.
Intelligent Systems for Engineering Environmental Knowledge. International Journal of Agricultural and Environmental Information Systems (IJAEIS), Special issue on Intelligent Systems for Engineering Environmental Knowledge. 2. 2011.
Learning of Social Ontologies in WWW: Key Issues, Experiences, Lessons Learned, and Future Directions. Applied Semantic Web Technologies.. 2011.
Mining Query Logs for Learning Useful Ontologies: an Incentive to SW Content Creation. International Journal for Knowledge Engineering and Data Mining (IJKEDM). 1 %> http://ai-lab-webserver.aegean.gr/kotis/sites/default/files/IJKEDMinPress.pdf:303-330.. 2011.
Non-Parametric Estimation of Topic Hierarchies from Texts with Hierarchical Dirichlet Processes. JMLR. 12:2749-2775.. 2011.
An Ontology-based framework for Authoring Tools in the Domain of Sustainable Energy Education. International Journal of Agricultural and Environmental Information Systems (IJAEIS), Special issue on Intelligent Systems for Engineering Environmental Knowledge. 2. 2011.
Probabilistic Event Calculus based on Markov Logic Networks. RULE ML @ BRF 2011.. 2011.
Semantic Web Rules for Automated Assessment in Intelligent Tutoring Systems. The 24th Florida Artificial Intelligence Research Society Conference (FLAIRS-24), Special Track on Ontologies and Social Semantic Web for Intelligent Educational Systems (SWEL).. 2011.
Special Issue: Intelligent Systems for Engineering Environmental Knowledge (I-SEEK). International Journal of Agricultural and Environmental Information Systems (IJAEIS) (Official Publication of the Information Resources Management Association ). 2. 2011.
A Collaborative System for Sentiment Analyis. SETN 2010.. 2010.
Decision Making Support for Maritime Environmental Protection via an Intelligent tutoring system approach. Journal of Environmental Engineering and Management. 9(2). 2010.
On the Discovery of Subsumption Relations for the Alignment of Ontologies. Journal of Web Semantics (JWS).. 2010.
Facilitating Dialogue - Using Semantic Web Technology for eParticipation. Extended Semantic Web Conference (ESWC) 2010.. 2010.
A Hybrid System for Sentiment Analysis. LREC 2010.. 2010.
Learning Subsumption Hierarchies of Ontology Concepts from Texts. Web Intelligence and Agent Systems: An International Journal, IOS Press. 8. 2010.
Learning useful kick-off ontologies from Query Logs: HCOME revised. 4th International Conference on Complex, Intelligent and Software Intensive Systems (CISIS-2010).. 2010.