1. University of Western Macedonia,Department of Electrical and Computer Engineering,Kozani,Greece
2. MetaMind Innovations P.C.,R&D Department,Kozani,Greece
3. Kingston University,Department of Networks and Digital Media,Kingston upon Thames,United Kingdom
4. International Hellenic University,Department of Computer Science,Greece
5. Sidroco Holdings Ltd.,Nicosia,Cyprus
6. University of Peloponnese,Department of Informatics and Telecommunications Department,Tripoli,Greece
7. Aristotle University of Thessaloniki,Physics Department,Thessaloniki,Greece