Enviaments recents

  • Efficient controlling of end-devices in a JXTA-based P2P platform and its application to online learning 

    Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2009)
    Text en actes de congrés
    Accés obert
    The current Internet infrastructure is becoming each time more heterogeneous regarding computational resources. With the fast improvements in computational capabilities of devices, end-devices are becoming important ...
  • MixMobGen: a realistic mixed traffic mobility generator for ad hoc network simulations 

    Doci, Arta; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2009)
    Text en actes de congrés
    Accés obert
    Recently, performance evaluation of ad hoc network protocols is done using realistic mobility and traffic models, thus improving the validity and credibility of wireless simulation studies. In this paper we design and ...
  • HAP: a heterogeneous ad hoc protocol 

    Doci, Arta; Barolli, Leonard; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2009)
    Text en actes de congrés
    Accés obert
    Ad hoc wireless networks are becoming an important infrastructure for developing networking applications due to their decentralized nature, improved scalability as compared to wireless managed networks, minimal configuration ...
  • A comparison study of two fuzzy-based handover systems for avoiding ping-pong effect in Wireless Cellular Networks 

    Mino, Gjergji; Barolli, Leonard; Durresi, Arjan; Xhafa Xhafa, Fatos; Koyama, Akio (Institute of Electrical and Electronics Engineers (IEEE), 2009)
    Text en actes de congrés
    Accés obert
    Wireless mobile networks and devices are becoming increasingly popular to provide users the access anytime and anywhere. The mobile systems are based on cellular approach and the area is covered by cells that overlap each ...
  • Performance analysis of OLSR protocol for wireless sensor networks and comparison evaluation with AODV protocol 

    Yang, Tao; Barolli, Leonard; Ikeda, Makoto; Xhafa Xhafa, Fatos; Durresi, Arjan (Institute of Electrical and Electronics Engineers (IEEE), 2009)
    Text en actes de congrés
    Accés obert
    Sensor networks are a sensing, computing and communication infrastructure that are able to observe and respond to phenomena in the natural environment and in our physical and cyber infrastructure. The sensors themselves ...
  • Experimental results and evaluation of SmartBox stimulation device in a P2P e-learning system 

    Matsuo, Keita; Barolli, Leonard; Arnedo Moreno, Joan; Xhafa Xhafa, Fatos; Koyama, Akio; Durresi, Arjan (Institute of Electrical and Electronics Engineers (IEEE), 2009)
    Text en actes de congrés
    Accés obert
    In this paper, we present the experimental results and evaluation of the SmartBox stimulation device in P2P e-learning system which is based on JXTA-Overlay. We also show the design and implementation of the SmartBox ...
  • Scheduling in multiprocessor system using genetic algorithms 

    Dahal, Keshav P.; Hossain, Alamgir; Varghese, Benzy; Abraham, Ajith; Xhafa Xhafa, Fatos; Daradoumis, Thanasis (Institute of Electrical and Electronics Engineers (IEEE), 2008)
    Text en actes de congrés
    Accés obert
    Multiprocessors have emerged as a powerful computing means for running real-time applications, especially where a uniprocessor system would not be sufficient enough to execute all the tasks. The high performance and ...
  • The EDINSOST project. Training sustainability change agents in Spanish and Catalan Engineering Education. 

    Segalàs Coral, Jorge; Sánchez Carracedo, Fermín; Hernández Gómez, M. Angeles; Busquets Rubio, Pere; Tejedor Papell, Gemma; Horta Bernús, Ricard (2018)
    Text en actes de congrés
    Accés obert
  • Performance evaluation of wireless sensor networks for different radio models considering mobile event 

    Yang, Tao; Ikeda, Makoto; Barolli, Leonard; Durresi, Arjan; Xhafa Xhafa, Fatos (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    Text en actes de congrés
    Accés obert
    In this paper, we consider the behavior of a wireless sensor network for TwoRayGround and Shadowing radio models for the case of mobile event. By means of simulations, we analyse the performance of AODV protocol. In the ...
  • Requirements for distributed event-based awareness in P2P groupware systems 

    Xhafa Xhafa, Fatos; Poulovassilis, Alex (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    Text en actes de congrés
    Accés obert
    One of the major premises of P2P systems is to enable fully decentralized collaborative functionalities for supporting work teams and P2P communities. Within collaborative systems, tracking and awareness are vital aspects ...
  • Mobility effects on the performance of mobile ad hoc networks 

    Ikeda, Makoto; Hiyama, Masahiro; Barolli, Leonard; Xhafa Xhafa, Fatos; Durresi, Arjan (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    Text en actes de congrés
    Accés obert
    In this paper, we present the implementation and analysis of our implemented testbed considering the Optimized Link State Routing (OLSR) protocol for Mobile Ad hoc Networks (MANET). We investigate the effect of mobility ...
  • Grid and P2P middleware for scientific computing systems 

    Xhafa Xhafa, Fatos; Pllana, Sabri; Barolli, Leonard (Institute of Electrical and Electronics Engineers (IEEE), 2010)
    Text en actes de congrés
    Accés obert
    Grid and P2P systems have achieved a notable success in the domain of scientific and engineering applications, which commonly demand considerable amounts of computational resources. However, Grid and P2P systems remain ...

Mostra'n més