5. BCI 2013: Thessaloniki, Greece
Christos K. Georgiadis, Petros Kefalas, Demosthenes Stamatis (Eds.): Local Proceedings of the Sixth Balkan Conference in Informatics, Thessaloniki, Greece, September 19-21, 2013. CEUR-WS.org 2013 CEUR Workshop Proceedings 1036
Session 1: Algorithms and Theoretical Foundations
Radoslav Radev: Representing a Relational Database as a Directed Graph and Some Applications. 1
Werner Gabrisch: Decomposition of verification of machine programs based on control-state Abstract State Machines. 9
Session 2: Artificial Intelligence
Evis Trandafili, Marenglen Biba, Aleksander Xhuvani: Profiling Social Network Users With Machine Learning. 14
Session 3: Computer Graphics, GUI, Visualization &GIS
Rovshen Nazarov, John Galletly: Native browser support for 3D rendering and physics using WebGL, HTML5 and Javascript. 21
Anastasios Kichidis, Nikos Pleros, Amalia N. Miliou: Development of a Finite Element Method Mode Solver Application for Optical Waveguides. 25
Eralda Nishani, Betim Cico, Neki Frasheri: Investigating the Performance of Motion Estimation Block-Matching Algorithms on GPU Cards. 39
Session 4: Computer Networks and Operating Systems


Shpetim Latifi, Arjan Durresi, Betim Cico: Separating network control from routers with Software Defined Networking. 59
Session 5: Computer Security
Ilias Krikelas, Ioannis Xydas, Pierre-François Bonnefoi: Graphical User Authentication in Mobile Device using the web RGB color palette. 65
Session 6: Informatics Applications
Maria Tsiakmaki, Chrysafis Hartonas: Implementing the CROP Reference Architecture: The CROP Learning Object Editor. 72
Costin Badica, Marius Brezovan, Amelia Badica: An Overview of Smart Home Environments: Architectures, Technologies and Applications. 78
Petar Rajkovic, Dragan Jankovic, Aleksandar Milenkovic: Using CQRS Pattern for Improving Performances in Medical Information Systems. 86
Athanasia Eleftheria Chantzi, Charikleia Plessa, Iason Chatziparadeisis Gkanas, Dimitrios Tsolis, Athanasios K. Tsakalidis: Design and Development of Educational Platform in Augmented Reality Environment using Gamification to enhance Traditional, Electronic and Lifelong Learning Experience. 92
Session 7: Informatics Education and e-Learning

John Galletly, Volin Karagiozov, Dimitar Christozov, Stoyan Bonev: Towards the Creation of a New Program in Informatics. 104
Stavros Nikou, Anastasios A. Economides: Student achievement in paper, computer/web and mobile based assessment. 107
Pavel Boytchev: Constructing µLearning Content. 115
Session 8: Software Engineering
Elvis Ligu, Theodoros Chaikalis, Alexander Chatzigeorgiou: BuCo Reporter: Mining Software and Bug Repositories. 121
Vladimir Markovets, Robert Dabrowski, Grzegorz Timoszuk, Krzysztof Stencel: Know Thy Source Code. Is it mostly dead or alive? 128
Session 9: Web Systems/Applications
Chrystalla Neofytou: Semantic Web Tools for Categorization Greek Texts on the Internet: the MeDa13 standard and TeGO ontology. 132
Arben Hajra, Klaus Tochtermann, Vladimir Radevski: Enriching scientific publications with semantically related data. 140
Isak Shabani, Betim Cico, Dhuratë Hyseni, Fatos Halilaj: The Increase of the Web Application Reliability to the End Users. 145
Elinda Kajo Mece, Eneida Driza: An Approach to Evaluate the Reliability of Web Applications in Cloud Computing Using Dynamic Fault Trees. 150
Adrian Besimi, Zamir Dika: B2B or Not B2B? The future of B2B and the role of Small and Medium-sized Enterprises from SEE. 158
Aleksandar Kareski, Milos Jovanovik, Dimitar Trajanov: Desktop Gateway: Semantic Desktop Integration with Cloud Services. 162



