Marios Anthimopoulos Title: Text Detection in Images and Videos. Advisors: Sergios Theodoridis, Professor – Dr. Basilis Gatos, Researcher Nikolaos Avaritsiotis Title: Contribution to the modeling of coupled resonator optical waveguides in photonic crystals. Advisor: Thomas Sphicopoulos, Professor Konstantina Deligiorgi Title: Techno-economic Evaluation of Telecommunications Networks and Services. Advisor: Thomas Sphicopoulos, Professor Fotis T. Foukalas Title: Performance Analysis of Cognitive Radio Networks Using Cross-layer Design Approaches. Advisor: Lazaros Merakos, Professor Alexandra Gasparinatou Title: Text Comprehension Web-based Adaptive Environment for Distance Learning – Exploitation in Computer Science Education. Advisor: Maria Grigoriadou, Professor Eva Jaho Title: Cooperative mechanisms for information dissemination and retrieval in networks with autonomous nodes. Advisor: Ioannis Stavrakakis, Professor Alexandros Katsiotis Title: Channel Coding Techniques with Emphasis on Convolutional and Turbo Codes. Advisor: Nicholas Kalouptsidis, Professor Makis Leontidis Title: MENTOR: An Emotional Tutoring Model for Distance Learning MENTOR’s Application in the Field of Didactics of Informatics. Advisor: Constantin Halatsis, Professor Maria Louka Title: Iterative methods for the numerical solution of linear systems. Advisor:Nikolaos Missirlis, Professor Sotiris Matakias Title: Testing CMOS Digital ICs with Analog Techniques. Advisor: Angela Arapoyanni, Assoc. Professor Georgia Ntogari Title: Investigation of optical wireless systems for indoor broadband networks. Advisor: Thomas Sphicopoulos, Professor Thanassis Perperis Title: High Level Multimodal Fusion and Semantics Extraction. Advisor: Professor Sergios Theodoridis Georgios P. Petasis Title: Machine Learning in Natural Language Processing. Advisor: Constantine Halatsis, Professor Alexandros Pino Title: A Software Environment for the Development of Component-based Augmentative and Alternative Communication Applications. Advisor: Georgios Kouroupetroglou, Assoc. Professor Kostas Saidis Title: Virtualizing Information Spaces for the Expansion and Integration of Heterogeneous Data Collections and Systems. Advisor: Alex Delis, Professor Dimitris Skyrianoglou Title: Quality of Service Provision for IP Traffic over Wireless Local Area Networks. Advisor: Lazaros Merakos, Professor Nikolaos Stamatopoulos Title: Optical Process and Analysis of Historical Documents. Advisors: Sergios Theodoridis, Professor – Basilis Gatos, Researcher Christos E. Syrseloudis Title: Efficient algorithms for the study and design of parallel robotic mechanisms with physiotherapy applications. Advisor: Ioannis Z. Emiris, Professor Ilias Verginis Title: Web-based Adaptive Learning Environments and Open Learner Model – Use in Didactics of Informatics. Advisor: Maria Grigoriadou, Professor Stefanos Ziovas Title: A Web-based Environment for Supporting Learning Communities in Distance Education – Use in Computer Science Education. Advisor: Maria Grigoriadou, Professor