Benvinguts al Repositori Digital de la UPF

El repositori institucional recull, difon i preserva la producció intel·lectual en format digital que resulta de l’activitat acadèmica i investigadora de la UPF, les revistes científiques i les publicacions institucionals. La seva finalitat és contribuir a augmentar l’impacte de la investigació feta a la UPF i preservar la memòria intel·lectual de la UPF.

Comunitats

Enviaments recents

  • Germano, Fabrizio; Gómez, Vicenç; Le Mens, Gaël (ACM Association for Computer Machinery, 2019)
    Ranking algorithms play a crucial role in online platforms ranging from search engines to recommender systems. In this paper, we identify a surprising consequence of popularity-based rankings: the fewer the items reporting ...
  • Aragón, Pablo; Bermejo, Yago; Gómez, Vicenç; Kaltenbrunner, Andreas (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Decide Madrid is the civic technology of Madrid City Council which allows users to create and support online petitions. Despite the initial success, the platform is encountering problems with the growth of petition signing ...
  • Nurchis, Maddalena; Bellalta, Boris (Institute of Electrical and Electronics Engineers (IEEE), 2019)
    The increasing interest in ubiquitous networking, and the tremendous popularity gained by IEEE 802.11 WLANs in recent years, is leading to very dense deployments where high levels of channel contention may prevent meeting ...
  • Humbert, Ludovic; Whitmarsh, Tristan; De Craene, Mathieu; del Río Barquero, Luis Miguel; Fritscher, Karl; Schubert, Rainer; Eckstein, Felix; Link, Thomas; Frangi Caregnato, Alejandro (Institute of Electrical and Electronics Engineers (IEEE), 2010)
  • Whitmarsh, Tristan; Humbert, Ludovic; De Craene, Mathieu; del Río Barquero, Luis Miguel; Fritscher, Karl; Schubert, Rainer; Eckstein, Felix; Link, Thomas; Frangi Caregnato, Alejandro (Society of Photo Optical Instrumentation Engineers (SPIE), 2010)
    Area Bone Mineral Density (aBMD) measured by Dual-energy X-ray Absorptiometry (DXA) is an established criterion in the evaluation of hip fracture risk. The evaluation from these planar images, however, is limited to 2D ...

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