• Conference Object  

      Affect recognition during active game playing based on posture skeleton data 

      Zacharatos, H.; Gatzoulis, C.; Chrysanthou, Yiorgos L. (2013)
      The affective state of a player during game playing has a significant effect on the player's motivation and engagement. Recognising player's emotions during games can help game designers improve the user experience by ...
    • Conference Object  

      Applying utility functions to adaptation planning for home automation applications 

      Bratskas, Pyrros; Paspallis, Nearchos; Kakousis, Konstantinos; Papadopoulos, George Angelos (2009)
      A pervasive computing environment typically comprises multiple embedded devices that may interact together and with mobile users. These users are part of the environment, and they experience it through a variety of devices ...
    • Conference Object  

      Approximating optimal place sensor selection for structural observability in discrete event systems modeled by petri nets 

      Ru, Y.; Hadjicostis, Christoforos N. (2007)
      In this paper, we study place sensor selection problems in Discrete Event Systems modeled by Petri nets with outputs (i.e., Petri nets with transition and place sensors). Our goal is to place a minimal number of sensors ...
    • Conference Object  

      An architecture for highly available and dynamically upgradeable Web services 

      Paspallis, Nearchos; Papadopoulos, George Angelos (2007)
      Developing distributed application architectures characterized by high availability has always been a challenging and important task both for the academic and the industrial communities. Additionally, the related requirement ...
    • Conference Object  

      E-commerce engineering: A short vs long software process for the development of e-commerce applications 

      Andreou, Andreas S.; Mavromoustakos, Stephanos M.; Leonidou, Constantinos; Chrysostomou, Chrysostomos; Pitsillides, Andreas; Samaras, George S.; Schizas, Christos N. (Escola Superior de Tecnologia do Instituto Politecnico de Setubal, 2003)
      The immediacy in developing e-commerce applications, the quality of the services offered by these systems band the need for continuous evolution are primary issues that must be fully analysed and understood prior and during ...
    • Conference Object  

      EEmergency health care information systems 

      Kyriacou, Efthyvoulos C.; Constantinides, P.; Pattichis, Constantinos S.; Pattichis, Marios S.; Panayides, Andreas S. (2011)
      In this paper we provide an overview of the way that information and communication technologies have been used for emergency healthcare support. The paper provides a literature review of case studies exploring information ...
    • Conference Object  

      Emotional web-based design: the concepts of emotional experience and emotional expression 

      Lekkas, Zacharias; Tsianos, Nikos; Germanakos, Panagiotis; Mourlas, Constantinos; Samaras, George S. (2011)
      For many years people have been trying to measure differences between individuals. Over the course of time, a combination of developments in statistical know-how and the evolution of thought within psychology enabled the ...
    • Conference Object  

      Estimating cognitive overload in mobile applications for decision support within the medical domain 

      Flood, D.; Germanakos, Panagiotis; Harrison, R.; McCaffery, F.; Samaras, George S. (2012)
      Mobile applications have the potential to improve the quality of care received by patients from their primary care physicians (PCP). They can allow doctors to access the information they need when and where they need it ...
    • Article  

      An evaluation of the java-based approaches to web database access 

      Papastavrou, Stavros; Chrysanthis, Panos K.; Samaras, George S.; Pitoura, Evaggelia 1967- (2000)
      Given the undeniable popularity of the Web, providing efficient and secure access to remote databases using a Web browser is crucial for the emerging cooperative information systems and applications. In this paper, we ...
    • Conference Object  

      Exploiting context in location-based information systems 

      Mettouris, Christos; Papadopoulos, George Angelos (2010)
      The area of mobile location-based information systems enumerates many systems that enable their users to digitally annotate physical locations, providing in this way information to others about these locations, communicating ...
    • Article  

      Factors that affect rescue time in urban search and rescue (USAR) operations 

      Statheropoulos, Miltiades K.; Agapiou, Agapios; Pallis, George C.; Mikedi, Katerina; Karma, Sofia; Vamvakari, Julia P.; Dandoulaki, Miranda; Andritsos, Fivos; Thomas, Charles Lawrence Paul (2015)
      Recent structural collapses were studied in order to identify gaps in technology and to propose priorities in enhancing urban search and rescue (USAR) tools. The timelines of the events were examined with the scope of ...
    • Article  

      A flexible personalization architecture for wireless Internet based on mobile agents 

      Samaras, George S.; Panayiotou, Christoforos (2002)
      The explosive growth of the Internet has fuelled the creation of new and exciting information services. Most of the current technology has been designed for desktop and larger computers with medium to high bandwidth and ...
    • Conference Object  

      General non-stationary models for short-term and long-term fading channels 

      Charalambous, Charalambos D.; Menemenlis, N. (Institute of Electrical and Electronics Engineers Inc., 2000)
      This paper discusses the use of stochastic differential equations to model signal envelope variations over large areas, which are subject to long-term fading effects from the transmitter to local areas, followed by short-term ...
    • Conference Object  

      How do infomediaries affect firms' information strategies, and how do they impact buyer and social welfare? 

      Markopoulos, Panos M.; Aron, Ravi; Ungar, Lyle H. (Affiliation: Business and Public Administration, University of Cyprus, P.O. Box 20537, Nicosia, CY-1678, CyprusAffiliation: Carey Business School, Johns Hopkins University, 100 International Drive, Baltimore, MD 21202, United StatesAffiliation: Computer and Information Science, University of Pennsylvania, 504 Levine, 200 S. 33rd St, Philadelphia, PA 19104-6309, United StatesCorrespondence Address: Business and Public Administration, University of Cyprus, P.O. Box 20537, Nicosia, CY-1678, Cyprus, 2013)
      Product information websites have become ubiquitous. This article explores their impact on firm profitability, consumer surplus, and social welfare. Using an analytical model, we show that firms take advantage of such ...
    • Conference Object  

      A hybrid peer-to-peer solution for context distribution in mobile and ubiquitous environments 

      Hu, X.; Ding, Y.; Paspallis, Nearchos; Bratskas, Pyrros; Papadopoulos, George Angelos; Vanrompay, Y.; Pinheiro, M. K.; Berbers, Y. (2009)
      With the proliferation of mobile devices such as PDAs and smart-phones, users get accustomed to using them in their daily life. This raises the expectations for user-customized and environment-aware services. However, ...
    • Conference Object  

      Identifying context sources towards context-aware adapted web services 

      Kapitsaki, Georgia M. (2011)
      Context-awareness refers to the ability of services and applications to proactively adapt their behavior to the characteristics of the execution environment, such as weather conditions, location, etc., namely context. Web ...
    • Conference Object  

      Implementing a generic component-based framework for tele-control applications 

      Chimaris, Avraam N.; Papadopoulos, George Angelos (Escola Superior de Tecnologia do Instituto Politecnico de Setubal, 2003)
      The rapid growth of distributed systems is one of the major facts in today's network-oriented community. The implementation of generic frameworks, consisting of reusable components that can be used for the development of ...
    • Conference Object  

      Intelligent authoring tools for enhancing mass customization of e-services: The smarTag framework 

      Germanakos, Panagiotis; Tsianos, Nikos; Lekkas, Zacharias; Mourlas, Constantinos; Belk, Marios; Samaras, George S. (2009)
      Mass customization should be more than just configuring a specific component (hardware or software), but should be seen as the co-design of an entire system, including services, experiences and human satisfaction at the ...
    • Conference Object  

      Is online product information availability driven by quality or differentiation? 

      Markopoulos, Panos M.; Aron, Ravi; Ungar, Lyle H. (Affiliation: The Wharton School, University of Pennsylvania, Philadelphia, PA, United StatesCorrespondence Address: Markopoulos, P. M.The Wharton School, University of Pennsylvania, Philadelphia, PA, United Statesemail: markopou@wharton.upenn.edu, 2005)
      We present a game theoretic model for the availability of product information in Internet markets, where buyers can search for multiple products in parallel. We use a multiple-circle variation of Salop's "unit circle" model ...
    • Conference Object  

      MashQL: A query-by-diagram topping SPARQL towards semantic data mashups 

      Jarrar, M.; Dikaiakos, Marios D. (2008)
      This article is motivated by the importance of building web data mashups. Building on the remarkable success of Web 2.0 mashups, and specially Yahoo Pipes, we generalize the idea of mashups and regard the Internet as a ...