This book is the result of the first International Conference ICT Invations 2009. The ICT Invations conference is the primary scientific action of the Macedonian Society on Information and Communication Techlogies (ICT-ACT). It promotes the publication of scientific results of the international community related to invative fundamental and applied research in ICT. Today, ICT has enlarged its horizons and it is practiced under multidisciplinary contexts that introduce new challenges to theore- cal and technical approaches. The ICT Invations 2009 conference gathered academics, professionals and pr- titioners reporting their valuable experiences in developing solutions and systems in the industrial and business arena especially invative commercial implementations, vel applications of techlogy, and experience in applying recent research advances to practical situations, in any ICT areas. The conference focuses on issues concerning a variety of ICT fields like: * Multimedia Information Systems * Artificial Intelligence * Pervasive and Ubiquitous Computing * Eco and Bio Informatics * Internet and Web Applications and Services * Wireless and Mobile Communications and Services * Computer Networks, Security and Cryptography * Distributed Systems, GRID and Cloud Computing ICT Invations 2009 Conference was held in Ohrid, Macedonia, in September 28-30, 2009. Local arrangements provided by the members of the Macedonian Society on Information and Communication Techlogies - ICT-ACT, mainly consisting of teaching and research staff of Computer Science Department at Faculty of Electrical Engineering and Information Techlogies and Institute of Informatics at Faculty of Natural Sciences, both at Ss. Cyril and Methodius University in Skopje, Macedonia.
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