Now showing items 1-5 of 5

  • Hybrid in-memory and on-disk tables for speeding-up table accesses 

    Guisado Gámez, Joan; Wolski, Antoni; Zuzarte, Calisto; Larriba Pey, Josep; Muntés Mulero, Víctor (Springer, 2010)
    Conference report
    Open Access
    Main memory database management systems have become essential for response-time-bounded applications, such as those in telecommunications systems or Internet, where users frequently access a table in order to get information ...
  • Hybrid tables for speeding-up data accesses in hybrid database management systems 

    Guisado Gámez, Joan; Wolski, Antoni; Zuzarte, Calisto; Larriba Pey, Josep; Muntés Mulero, Víctor (2011)
    Conference lecture
    Open Access
  • Massive query expansion by exploiting graph knowledge bases for image retrieval 

    Guisado Gámez, Joan; Domínguez Sal, David; Larriba Pey, Josep (Association for Computing Machinery (ACM), 2014)
    Conference report
    Restricted access - publisher's policy
    Annotation-based techniques for image retrieval suffer from sparse and short image textual descriptions. Moreover, users are often not able to describe their needs with the most appropriate keywords. This situation is a ...
  • Query expansion by relying on the structure of knowledge bases 

    Guisado Gámez, Joan (Universitat Politècnica de Catalunya, 2017-09-28)
    Doctoral thesis
    Open Access
    Query expansion techniques aim at improving the results achieved by a user's query by means of introducing new expansion terms, called expansion features. Expansion features introduce new concepts that are semantically ...
  • Record Linkage Paral.lel 

    Guisado Gámez, Joan (Universitat Politècnica de Catalunya, 2009-01-19)
    Master thesis (pre-Bologna period)
    Open Access
    Els objectius estan classificats de més generals (més exteriors), a més específics (més interiors). 1 Accelerar el procés de Record Linkage mitjançant tècniques de computació paral·lela. 1.1 Aprendre a utilitzar MPI. 1.2 ...