Ponències/Comunicacions de congressos
Enviaments recents
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Genetic algorithms for efficient placement of router nodes in wireless mesh networks
(Institute of Electrical and Electronics Engineers (IEEE), 2010)
Text en actes de congrés
Accés obertIn Wireless Mesh Networks (WMNs) the meshing architecture, consisting of a grid of mesh routers, provides connectivity services to different mesh client nodes. The good performance and operability of WMNs largely depends ... -
Scheduling in multiprocessor system using genetic algorithms
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertMultiprocessors 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 ... -
Implementation and design of new functions for a web-based E-Learning system to stimulate learners motivation
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertDue to the opportunities provided by the Internet, people are taking advantage of e-learning courses and during the last few years enormous research efforts have been dedicated to the development of e-learning systems. So ... -
Evaluation of clustering techniques for efficient searching in JXTA-based P2P systems
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertThe efficient file searching is an essential feature in P2P systems. While many current approaches use brute force techniques to search files by meta information (file names, extensions or user-provided tags), the interest ... -
Hybrid performance modeling and prediction of large-scale computing systems
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertPerformance is a key feature of large-scale computing systems. However, the achieved performance when a certain program is executed is significantly lower than the maximal theoretical performance of the large-scale computing ... -
Extending JXTA protocols for P2P file sharing systems
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertFile sharing is among the most important features of the today's Internet-based applications. Most of such applications are server-based approaches inheriting thus the disadvantages of centralized systems. Advances in P2P ... -
Design and implementation of a JXTA-Overlay P2P system and smart box environment
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertIn this paper, we present the design and implementation of the JXTA-based e-Learning P2P system. We also show the design and implementation of a smart box environment that will be used for stimulating the learners to ... -
Design and evaluation of a tabu search method for job scheduling in distributed enviorments
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertThe efficient allocation of jobs to grid resources is indispensable for high performance grid-based applications. The scheduling problem is computationally hard even when there are no dependencies among jobs. Thus, we ... -
Efficient peer selection in P2P JXTA-based platforms
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertP2P systems are nowadays being used not only for file sharing but also for developing large-scale distributed applications. As an emerging paradigm for distributed computing, P2P systems are raising important issues as ... -
Developing an information system for monitoring student's activity in online collaborative learning
(Institute of Electrical and Electronics Engineers (IEEE), 2008)
Text en actes de congrés
Accés obertIn this paper we address the issue of monitoring students’ and groups’ activity in online collaborative learning environments. This issue is especially important in the collaborative e-learning context, since an efficient ... -
Network energy consumption in ad-hoc networks under different radio models
(Institute of Electrical and Electronics Engineers (IEEE), 2007)
Text en actes de congrés
Accés obertIn this work, we consider the behavior of a wireless ad- hoc network under TwoRayGround and Shadowing radio models. By means of simulations, we analyze the performance of three routing protocols: AODV, DSR, and DSDV, and ... -
A cluster head selection method for wireless sensor networks based on fuzzy logic
(Institute of Electrical and Electronics Engineers (IEEE), 2007)
Text en actes de congrés
Accés obertSensor networks supported by recent technological advances in low power wireless communications along with silicon integration of various functionalities are emerging as a critically important computer class that enable ...
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