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Fatos Xhafa: [Publications] [Author Rank by year] [Co-authors] [Prefers] [Cites] [Cited by]

Publications of Author

  1. Fatos Xhafa, Leonard Barolli, Arjan Durresi
    Immediate Mode Scheduling of Independent Jobs in Computational Grids. [Citation Graph (0, 0)][DBLP]
    AINA, 2007, pp:970-977 [Conf]
  2. Santi Caballé, Fatos Xhafa, Thanasis Daradoumis, Joan Manuel Marquès
    Towards a generic platform for developing CSCL applications using Grid infrastructure. [Citation Graph (0, 0)][DBLP]
    CCGRID, 2004, pp:200-207 [Conf]
  3. Thanasis Daradoumis, Alejandra Martínez Mones, Fatos Xhafa
    An Integrated Approach for Analysing and Assessing the Performance of Virtual Learning Groups. [Citation Graph (0, 0)][DBLP]
    CRIWG, 2004, pp:289-304 [Conf]
  4. Thanasis Daradoumis, Fatos Xhafa, Joan Manuel Marquès
    Exploring Interaction Behaviour and Performance of Online Collaborative Learning Teams. [Citation Graph (0, 0)][DBLP]
    CRIWG, 2003, pp:126-134 [Conf]
  5. Alan Zemel, Fatos Xhafa, Gerry Stahl
    Analyzing the Organization of Collaborative Math Problem-Solving in Online Chats Using Statistics and Conversation Analysis. [Citation Graph (0, 0)][DBLP]
    CRIWG, 2005, pp:271-283 [Conf]
  6. Maria J. Serna, Fatos Xhafa
    On Parallel versus Sequential Approximation. [Citation Graph (0, 0)][DBLP]
    ESA, 1995, pp:409-419 [Conf]
  7. Tatsuie Tsukiji, Fatos Xhafa
    On the Depth of Randomly Generated Circuits. [Citation Graph (0, 0)][DBLP]
    ESA, 1996, pp:208-220 [Conf]
  8. Enrique Alba, Francisco Almeida, Maria J. Blesa, J. Cabeza, Carlos Cotta, M. Díaz, Isabel Dorta, Joaquim Gabarró, Coromoto León, J. Luna, Luz Marina Moreno, C. Pablos, Jordi Petit, Angélica Rojas, Fatos Xhafa
    MALLBA: A Library of Skeletons for Combinatorial Optimisation (Research Note). [Citation Graph (0, 0)][DBLP]
    Euro-Par, 2002, pp:927-932 [Conf]
  9. Maria J. Serna, Fatos Xhafa
    Approximating Scheduling Problems in Parallel. [Citation Graph (0, 0)][DBLP]
    Euro-Par, 1997, pp:440-449 [Conf]
  10. Maria J. Blesa, Fatos Xhafa
    Using Parallelism in Experimenting and Fine Tuning of Parameters for Metaheuristics. [Citation Graph (0, 0)][DBLP]
    International Conference on Computational Science, 2004, pp:429-432 [Conf]
  11. Maria J. Blesa, Lluís Hernàndez, Fatos Xhafa
    Parallel Skeletons for Tabu Search Method. [Citation Graph (0, 0)][DBLP]
    ICPADS, 2001, pp:23-30 [Conf]
  12. Maria J. Serna, Fatos Xhafa
    The Parallel Approximability of a Subclass of Quadratic Programming. [Citation Graph (0, 0)][DBLP]
    ICPADS, 1997, pp:474-0 [Conf]
  13. Santi Caballé, Claudi Paniagua, Fatos Xhafa, Thanasis Daradoumis
    A Grid-Aware Implementation for Providing Effective Feedback to On-Line Learning Groups. [Citation Graph (0, 0)][DBLP]
    OTM Workshops, 2005, pp:274-283 [Conf]
  14. Fatos Xhafa, Santi Caballé, Thanasis Daradoumis, Nan Zhou
    A Grid-Based Approach for Processing Group Activity Log Files. [Citation Graph (0, 0)][DBLP]
    OTM Workshops, 2004, pp:175-186 [Conf]
  15. Claudi Paniagua, Fatos Xhafa, Santi Caballé, Atanasi Daradoumis
    A Parallel Grid-based Implementation for Real Time Processing of Event Log Data in Collaborative Applications. [Citation Graph (0, 0)][DBLP]
    PDPTA, 2005, pp:1177-1186 [Conf]
  16. Maria J. Blesa, Lluís Hernàndez, Fatos Xhafa
    Parallel Skeletons for Tabu Search Method Based on Search Strategies and Neighborhood Partition. [Citation Graph (0, 0)][DBLP]
    PPAM, 2001, pp:185-193 [Conf]
  17. Bernat Duran, Fatos Xhafa
    The effects of two replacement strategies on a genetic algorithm for scheduling jobs on computational grids. [Citation Graph (0, 0)][DBLP]
    SAC, 2006, pp:960-961 [Conf]
  18. Maria J. Serna, Luca Trevisan, Fatos Xhafa
    The (Parallel) Approximability of Non-Boolean Satisfiability Problems and Restricted Integer Programming. [Citation Graph (0, 0)][DBLP]
    STACS, 1998, pp:488-498 [Conf]
  19. Thanasis Daradoumis, Alejandra Martínez-Monés, Fatos Xhafa
    A layered framework for evaluating on-line collaborative learning interactions. [Citation Graph (0, 0)][DBLP]
    International Journal of Man-Machine Studies, 2006, v:64, n:7, pp:622-635 [Journal]
  20. Maria J. Serna, Fatos Xhafa
    On the Average Case Complexity of Some P-complete Problems. [Citation Graph (0, 0)][DBLP]
    ITA, 1999, v:33, n:1, pp:33-46 [Journal]
  21. Maria J. Serna, Fatos Xhafa
    The Parallel Approximability of the False and True Gates Problems for NOR-Circuits. [Citation Graph (0, 0)][DBLP]
    Parallel Processing Letters, 2002, v:12, n:1, pp:127-136 [Journal]
  22. Luca Trevisan, Fatos Xhafa
    The Parallel Complexity of Positive Linear Programming. [Citation Graph (0, 0)][DBLP]
    Parallel Processing Letters, 1998, v:8, n:4, pp:527-533 [Journal]
  23. Maria J. Serna, Luca Trevisan, Fatos Xhafa
    The approximability of non-Boolean satisfiability problems and restricted integer programming. [Citation Graph (0, 0)][DBLP]
    Theor. Comput. Sci., 2005, v:332, n:1-3, pp:123-139 [Journal]
  24. Maria J. Serna, Fatos Xhafa
    On the parallel approximability of a subclass of quadratic programming. [Citation Graph (0, 0)][DBLP]
    Theor. Comput. Sci., 2001, v:259, n:1-2, pp:217-231 [Journal]
  25. Santi Caballé, Thanasis Daradoumis, Fatos Xhafa
    Efficient Embedding of Information and Knowledge into CSCL Applications. [Citation Graph (0, 0)][DBLP]
    Edutainment, 2007, pp:548-559 [Conf]
  26. Leonard Barolli, Fatos Xhafa, Arjan Durresi, Akio Koyama
    A Fuzzy-based Call Admission Control System forWireless Cellular Networks. [Citation Graph (0, 0)][DBLP]
    ICDCS Workshops, 2007, pp:38- [Conf]
  27. Fatos Xhafa, Enrique Alba, Bernabé Dorronsoro Díaz
    Efficient Batch Job Scheduling in Grids using Cellular Memetic Algorithms. [Citation Graph (0, 0)][DBLP]
    IPDPS, 2007, pp:1-8 [Conf]
  28. Santi Caballé, Fatos Xhafa, Thanasis Daradoumis
    A Service-Oriented Platform for the Enhancement and Effectiveness of the Collaborative Learning Process in Distributed Environments. [Citation Graph (0, 0)][DBLP]
    OTM Conferences (2), 2007, pp:1280-1287 [Conf]
  29. Santi Caballé, Fatos Xhafa, Thanasis Daradoumis, Raul Fernandez
    Enabling Efficient Real Time User Modeling in On-Line Campus. [Citation Graph (0, 0)][DBLP]
    User Modeling, 2007, pp:365-369 [Conf]
  30. Fatos Xhafa, Raul Fernandez, Thanasis Daradoumis, Leonard Barolli, Santi Caballé
    Improvement of JXTA Protocols for Supporting Reliable Distributed Applications in P2P Systems. [Citation Graph (0, 0)][DBLP]
    NBiS, 2007, pp:345-354 [Conf]
  31. Leonard Barolli, Arjan Durresi, Fatos Xhafa, Akio Koyama
    A Fuzzy-Based Speed-Aware Handoff System for Wireless Cellular Networks. [Citation Graph (0, 0)][DBLP]
    NBiS, 2007, pp:513-522 [Conf]
  32. Joan Esteve Riasol, Fatos Xhafa
    Juxta-Cat: a JXTA-based platform for distributed computing. [Citation Graph (0, 0)][DBLP]
    PPPJ, 2006, pp:72-81 [Conf]
  33. Santi Caballé, Fatos Xhafa
    A study into the feasibility of generic programming in Java. [Citation Graph (0, 0)][DBLP]
    PPPJ, 2003, pp:25-26 [Conf]

  34. Thread-based analysis of patterns of collaborative interaction in chat. [Citation Graph (, )][DBLP]


  35. Efficient Peer Selection in P2P JXTA-Based Platforms. [Citation Graph (, )][DBLP]


  36. Design and Implementation of a JXTA-Overlay P2P System and Smart Box Environment. [Citation Graph (, )][DBLP]


  37. A Static Benchmarking for Grid Scheduling Problems. [Citation Graph (, )][DBLP]


  38. Performance Analysis of OLSR and BATMAN Protocols Considering Link Quality Parameter. [Citation Graph (, )][DBLP]


  39. Implementation of an E-learning System Using P2P, Web and Sensor Technologies. [Citation Graph (, )][DBLP]


  40. Performance Evaluation of Wireless Sensor Networks for Mobile Sink Considering Consumed Energy Metric. [Citation Graph (, )][DBLP]


  41. Requirements for Distributed Event-Based Awareness in P2P Groupware Systems. [Citation Graph (, )][DBLP]


  42. Genetic Algorithms for Efficient Placement of Router Nodes in Wireless Mesh Networks. [Citation Graph (, )][DBLP]


  43. Mobility Effects of Wireless Multi-hop Networks in Indoor Scenarios. [Citation Graph (, )][DBLP]


  44. Towards an Intelligent Environment for Programming Multi-core Computing Systems. [Citation Graph (, )][DBLP]


  45. Routing Efficiency of AODV and DSR Protocols in Ad-Hoc Sensor Networks. [Citation Graph (, )][DBLP]


  46. A Fuzzy-Based Call Admission Control Scheme for Wireless Cellular Networks Considering Priority of On-going Connections. [Citation Graph (, )][DBLP]


  47. Ad Hoc and Neighborhood Search Methods for Placement of Mesh Routers in Wireless Mesh Networks. [Citation Graph (, )][DBLP]


  48. Network energy consumption in ad-hoc networks under different radio models. [Citation Graph (, )][DBLP]


  49. A Simulation System for Routing Efficiency in Wireless Sensor-Actor Networks: A Case Study for Semi-automated Architecture. [Citation Graph (, )][DBLP]


  50. An Experimental Study on Peer Selection in a P2P Network over PlanetLab. [Citation Graph (, )][DBLP]


  51. A Security-Aware Approach to JXTA-Overlay Primitives. [Citation Graph (, )][DBLP]


  52. Automatic Performance Model Transformation from UML to C++. [Citation Graph (, )][DBLP]


  53. A Fuzzy-Based Handover System for Avoiding Ping-Pong Effect in Wireless Cellular Networks. [Citation Graph (, )][DBLP]


  54. A Hyper-Heuristic for Scheduling Independent Jobs in Computational Grids. [Citation Graph (, )][DBLP]


  55. A Compendium of Heuristic Methods for Scheduling in Computational Grids. [Citation Graph (, )][DBLP]


  56. A WEB interface for HyperSim-G Grid simulation package. [Citation Graph (, )][DBLP]


  57. Implementation of new functions for improving learners motivation in a web-based e-learning system. [Citation Graph (, )][DBLP]


  58. Securing a Java P2P framework: the JXTA-overlay case. [Citation Graph (, )][DBLP]


  59. Design and evaluation of tabu search method for job scheduling in distributed environments. [Citation Graph (, )][DBLP]


  60. Secure and Task Abortion Aware GA-Based Hybrid Metaheuristics for Grid Scheduling. [Citation Graph (, )][DBLP]


  61. Scheduling in Multiprocessor System Using Genetic Algorithms. [Citation Graph (, )][DBLP]


  62. Tuning Struggle Strategy in Genetic Algorithms for Scheduling in Computational Grids. [Citation Graph (, )][DBLP]


  63. Efficient Interaction Analysis for an Effective Provision of Knowledge about the Discussion Process to CSCL Practices. [Citation Graph (, )][DBLP]


  64. A Fuzzy-Based Handover System for Wireless Cellular Networks: A Case Study for Handover Enforcement. [Citation Graph (, )][DBLP]


  65. Performance Evaluation of Two Search Space Reduction Methods for a Distributed Network Architecture. [Citation Graph (, )][DBLP]


  66. A Security Framework for JXTA-Overlay. [Citation Graph (, )][DBLP]


  67. Performance Analysis of OLSR Protocol for Wireless Sensor Networks and Comparison Evaluation with AODV Protocol. [Citation Graph (, )][DBLP]


  68. A Comparison Study of Two Fuzzy-Based Handover Systems for Avoiding Ping-Pong Effect in Wireless Cellular Networks. [Citation Graph (, )][DBLP]


  69. Experimental Results and Evaluation of SmartBox Stimulation Device in a P2P E-learning System. [Citation Graph (, )][DBLP]


  70. Parameter Tuning of JXTA-Based P2P Platforms. [Citation Graph (, )][DBLP]


  71. Locals Search Algorithms for Efficient Router Nodes Placement in Wireless Mesh Networks. [Citation Graph (, )][DBLP]


  72. HAP - A Heterogeneous Ad hoc Protocol. [Citation Graph (, )][DBLP]


  73. Towards an automatic real-time assessment of online discussions in Computer-Supported Collaborative Learning practices. [Citation Graph (, )][DBLP]


  74. Performance Evaluation of a Fuzzy-based Handover System for Wireless Cellular Networks. [Citation Graph (, )][DBLP]


  75. A P2P system based on JXTA-overlay and its application for end-device control. [Citation Graph (, )][DBLP]


  76. Analysis of ad-hoc networks connectivity considering shadowing radio model. [Citation Graph (, )][DBLP]


  77. Supporting Effective Monitoring and Knowledge Building in Online Collaborative Learning Systems. [Citation Graph (, )][DBLP]


  78. A GA(TS) Hybrid Algorithm for Scheduling in Computational Grids. [Citation Graph (, )][DBLP]


  79. Evaluation of Clustering Techniques for Efficient Searching in JXTA-based P2P Systems. [Citation Graph (, )][DBLP]


  80. Implementation and Design of New Functions for a Web-Based E-learning System to Stimulate Learners Motivation. [Citation Graph (, )][DBLP]


  81. An Intelligent Handoff System for Wireless Cellular Networks UsingFuzzy Logic and Random Walk Model. [Citation Graph (, )][DBLP]


  82. Extending JXTA Protocols for P2P File Sharing Systems. [Citation Graph (, )][DBLP]


  83. Developing an Information System for Monitoring Student's Activity in Online Collaborative Learning. [Citation Graph (, )][DBLP]


  84. Hybrid Performance Modeling and Prediction of Large-Scale Computing Systems. [Citation Graph (, )][DBLP]


  85. Using a Grid Platform for Enabling Real Time User Modeling in On-line Campus. [Citation Graph (, )][DBLP]


  86. MPLS Traffic Engineering in Satellite Networks. [Citation Graph (, )][DBLP]


  87. A Distributed QoS Routing and CAC Framework: Performance Evaluation of Its SSRA and InterD Agents. [Citation Graph (, )][DBLP]


  88. Gridifying IBM's Generic Log Adapter to Speed-Up the Processing of Log Data. [Citation Graph (, )][DBLP]


  89. Performance Evaluation of a Wireless Sensor Network Considering Mobile Event. [Citation Graph (, )][DBLP]


  90. A Replication-Based Approach for the Improvement of the Online Learning Experience in Distributed Environments. [Citation Graph (, )][DBLP]


  91. Stimulation Effects of SmartBox for E-learning Using JXTA-Overlay P2P System. [Citation Graph (, )][DBLP]


  92. MixMobGen - A Realistic Mixed Traffic Mobility Generator for ad hoc Network Simulations. [Citation Graph (, )][DBLP]


  93. Performance Evaluation of Wireless Sensor Networks for Different Radio Models Considering Mobile Event. [Citation Graph (, )][DBLP]


  94. An Annealing Approach to Router Nodes Placement Problem in Wireless Mesh Networks. [Citation Graph (, )][DBLP]


  95. A Game-Theoretic and Hybrid Genetic Meta-Heuristics Model for Security-Assured Scheduling of Independent Jobs in Computational Grids. [Citation Graph (, )][DBLP]


  96. Grid and P2P Middleware for Scientific Computing Systems. [Citation Graph (, )][DBLP]


  97. Mobility Effects on the Performance of Mobile Ad hoc Networks. [Citation Graph (, )][DBLP]


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