%0 Conference Paper %D 2014 %T Ontological Modelling for Intelligent e-Learning %A Aggelopoulou, Niki %A Christos J. Pierrakeas %A Artikis, Alexander %A Kalles, Dimitris %G eng %0 Book Section %B Intelligent Interactive Systems in Knowledge-Based Environments %D 2008 %T On Developing and Communicating User Models for Distance Learning Based on Assignment and Exam Data %A Hadzilacos, Thanasis %A Kalles, Dimitris %A Christos J. Pierrakeas %B Intelligent Interactive Systems in Knowledge-Based Environments %I Springer %P 137–155 %G eng %0 Journal Article %J 1st International Workshop on Combinations of Intelligent Methods and Applications (CIMA), 18th European Conference on Artificial Intelligence, Patras, Greece %D 2008 %T Intelligently Raising Academic Performance Alerts %A Kalles, Dimitris %A Christos J. Pierrakeas %A Xenos, Michalis %B 1st International Workshop on Combinations of Intelligent Methods and Applications (CIMA), 18th European Conference on Artificial Intelligence, Patras, Greece %P 37–42 %G eng %0 Journal Article %J Applied Artificial Intelligence %D 2006 %T Analyzing student performance in distance learning with genetic algorithms and decision trees %A Kalles, Dimitris %A Christos J. Pierrakeas %B Applied Artificial Intelligence %I Taylor & Francis %V 20 %P 655–674 %G eng %0 Book Section %B Advances in Artificial Intelligence %D 2006 %T On small data sets revealing big differences %A Hadzilacos, Thanasis %A Kalles, Dimitris %A Christos J. Pierrakeas %A Xenos, Michalis %B Advances in Artificial Intelligence %I Springer %P 512–515 %G eng %0 Book Section %B Artificial Intelligence Applications and Innovations %D 2006 %T Using genetic algorithms and decision trees for a posteriori analysis and evaluation of tutoring practices based on student failure models %A Kalles, Dimitris %A Christos J. Pierrakeas %B Artificial Intelligence Applications and Innovations %I Springer %P 9–18 %G eng