Enviaments recents

  • Satisfaction and power in unanimous majority influence decision models 

    Molinero Albareda, Xavier; Riquelme Csori, Fabián; Serna Iglesias, María José (2018-07)
    Article
    Accés restringit per política de l'editorial
    We consider decision models associated with cooperative influence games, the oblivious and the non-oblivious influence models. In those models the satisfaction and the power measures were introduced and studied. We analyze ...
  • Encoding process discovery problems in SMT 

    Sole Simò, Marc; Carmona Vargas, Josep (2018-10)
    Article
    Accés obert
    Information systems, which are responsible for driving many processes in our lives (health care, the web, municipalities, commerce and business, among others), store information in the form of logs which is often left ...
  • Conformance checking in UML artifact-centric business process models 

    Estañol Lamarca, Montserrat; Muñoz Gama, Jorge; Carmona Vargas, Josep; Teniente López, Ernest (2018-05-25)
    Article
    Accés restringit per política de l'editorial
    Business artifacts have appeared as a new paradigm to capture the information required for the complete execution and reasoning of a business process. Likewise, conformance checking is gaining popularity as a crucial ...
  • Tipos abstractos de datos y programación concurrente 

    Orejas Valdés, Fernando (Asociación de Técnicos de Informática, 1983)
    Article
    Accés obert
  • Using mobile devices to support online collaborative learning 

    Caballé Llobet, Santiago; Xhafa Xhafa, Fatos; Barolli, Leonard (Hindawi, 2010)
    Article
    Accés obert
    Mobile collaborative learning is considered the next step of on-line collaborative learning by incorporating mobility as a key and breakthrough requirement. Indeed, the current wide spread of mobile devices and wireless ...
  • Enabling automatic just-in-time evaluation of in-class discussions in on-line collaborative learning practices 

    Caballé Llobet, Santiago; Lapedriza Garcia, Àgata; Masip Rodó, David; Xhafa Xhafa, Fatos; Abraham, Ajith (2009-10)
    Article
    Accés obert
    Learning by discussion when applied to on-line collaborative learning settings can provide significant benefits for students in education in general. Indeed, the discussion process plays an important social task in ...
  • A comprehensive comparison of metaheuristics for the repetition-free longest common subsequence problem 

    Blum, Christian; Blesa Aguilera, Maria Josep (2018-06)
    Article
    Accés obert
    This paper deals with an NP-hard string problem from the bio-informatics field: the repetition-free longest common subsequence problem. This problem has enjoyed an increasing interest in recent years, which has resulted ...
  • Genetic algorithms for satellite scheduling problems 

    Xhafa Xhafa, Fatos; Sun, Junzi; Barolli, Admir; Biberaj, Alexander; Barolli, Leonard (HINDAWI, 2012)
    Article
    Accés obert
    Recently there has been a growing interest in mission operations scheduling problem. The problem, in a variety of formulations, arises in management of satellite/space missions requiring efficient allocation of user requests ...
  • Unbiased taxonomic annotation of metagenomic samples 

    Fosso, Bruno; Pesole, Graziano; Rosselló Llompart, Francesc A.; Valiente Feruglio, Gabriel Alejandro (2018-03)
    Article
    Accés obert
    The classification of reads from a metagenomic sample using a reference taxonomy is usually based on first mapping the reads to the reference sequences and then classifying each read at a node under the lowest common ...
  • QoS routing in ad-hoc networks using GA and multi-objective optimization 

    Barolli, Admir; Spaho, Evjola; Barolli, Leonard; Xhafa Xhafa, Fatos; Takizawa, Makoto (HINDAWI, 2011)
    Article
    Accés obert
    Much work has been done on routing in Ad-hoc networks, but the proposed routing solutions only deal with the best effort data traffic. Connections with Quality of Service (QoS) requirements, such as voice channels with ...
  • Performance evaluation of WMN-GA for different mutation and crossover rates considering number of covered users parameter 

    Oda, Tetsuya; Barolli, Admir; Xhafa Xhafa, Fatos; Barolli, Leonard; Ikeda, Makoto; Takizawa, Makoto (HINDAWI, 2012)
    Article
    Accés obert
    Node placement problems have been long investigated in the optimization field due to numerous applications in location science and classification. Facility location problems are showing their usefulness to communication ...
  • Tuning struggle strategy in genetic algorithms for scheduling in computational grids 

    Xhafa Xhafa, Fatos; Duran, Bernat; Abraham, Ajith; Dahal, Keshav P. (2008-10)
    Article
    Accés obert
    Job Scheduling on Computational Grids is gaining importance due to the need for efficient large-scale Grid-enabled applications. Among different optimization techniques addressed for the problem, Genetic Algorithm (GA) is ...

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