Panos Fitsilis

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Digital cities have been evolved from web applications and knowledge bases to smart urban environments. This evolution has mainly been based on broadband metro-networks and complex information systems, and it suggests the form of the future city that is called wireless/smart/digital or ubiquitous city. Although common practices are being developed all over(More)
Requirements management and prioritization is a complex process that should take into account requirements value for customers, cost of implementation, available resources, requirements interdependencies, system architecture and dependencies to the code base. In this paper we present how Social Network Analysis can be used in order to improve software(More)
Various digital city projects, from the online cases (e.g. the America on Line) to the ubiquitous cities of South Korea, have achieved in creating technically ‘physical’ areas for the virtual communities, which share knowledge of common interest. Moreover, digital cities can succeed in simplifying citizen access to public information and services. Early(More)
Purpose – The aim of this paper is to identify the quality determinants for education services provided by higher education institutions (HEIs) in Greece and to measure their relative importance from the students’ points of view. Design/mthodology/approach – A multi-criteria decision-making methodology was used for assessing the relative importance of(More)
Software project complexity is a subject that has not received detailed attention. The purpose of this paper is to present a systematic way for studying and modeling software project complexity. The proposed model is based on the widely known and accepted Project Management Body of Knowledge and it uses a typology for modeling complexity based on complexity(More)
(Pt9)Abstract— Smart cities is a “booming” international phenomenon and they suggest both a novel economic and research domain, which is concerned from various perspectives, i.e. smart growth and urban planning; living labs; information and communications technologies (ICT) state-of-the-art topics etc. Although smart cities follow different forms they offer(More)
Proper selection and allocation of human resources to software development tasks is one of the key challenges in software development projects. In this paper we present a fuzzy linguistic approach that supports the selection of suitable human resources based on their skills and the required skills for each project task. The proposed approach uses 2-tuple(More)
The aim of the proposed position paper is to identify an information system that can support the lifelong training of various types of demanding learners who have to transact and to do business with “unknown” people, in unfamiliar environments. Three types of learners are chosen as potential groups that comply with these characteristics: a) diplomatic(More)