Ara es mostren els items 21-40 de 76

    • Diversity mdir receiver for space-time dispersive channels 

      Vidal Manzano, José; Cabrera-Bean, Margarita; Agustin, Adrian; Lagunas Hernandez, Miguel A. (European Commission, 2000)
      Text en actes de congrés
      Accés obert
      A particular property of the cellebrated MDIR receiver is introduced in this communication, namely, the fact that full exploitation of the diversity is obtained with multiple beamformers when the channel is spatially and ...
    • Dynamics of multimorbidity and frailty, and their contribution to mortality, nursing home and home care need: A primary care cohort of 1 456 052 ageing people 

      Carrasco Ribelles, Lucía Amalia; Roso Llorach, Albert; Cabrera-Bean, Margarita; Costa Garrido, Anna; Zabaleta del Olmo, Edurne; Toran Monserrat, Pere; Orfila Pernas, Francesc; Violán Fors, Concepción (2022-10-01)
      Article
      Accés obert
      Background: Prevalence of both multimorbidity and frailty increases with age, but more evidence is needed to elucidate their relationship and their association with other health-related outcomes. We analysed the dynamics ...
    • Eigen based methods to jointly estimate frequency and timing in PSK and MSK signals 

      Cabrera-Bean, Margarita; Lagunas Hernandez, Miguel A. (1992)
      Text en actes de congrés
      Accés obert
      Joint detection of carrier and timing parameters in digital communications is an alternative of recent interest when compared with individual acquisitions of each one of the parameters. The eigenvalue decomposition method ...
    • Ejercicios 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2006)
      Problema, exercici
      Accés obert
    • Ejercicios tema 2: MAP y Estimadores ML 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2006)
      Problema, exercici
      Accés obert
    • Ejercicios tema 3: ICA 

      Cabrera-Bean, Margarita; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2007-03-27)
      Problema, exercici
      Accés obert
    • Enhanced MDIR receiver for space-time dispersive channels 

      Vidal Manzano, José; Cabrera-Bean, Margarita; Agustín de Dios, Adrián; Lagunas Hernandez, Miguel A. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2003-01-31)
      Article
      Accés obert
      A particular property of the matched desired impulse response receiver is introduced in this paper, namely, the fact that full exploitation of the diversity is obtained with multiple beamformers when the channel is ...
    • Examen Final 

      Cabrera-Bean, Margarita (Universitat Politècnica de Catalunya, 2020-01-23)
      Examen
      Accés restringit a la comunitat UPC
    • Examen Final 

      Cabrera-Bean, Margarita; Lamarca Orozco, M. Meritxell (Universitat Politècnica de Catalunya, 2023-05-31)
      Examen
      Accés restringit a la comunitat UPC
    • Examen Final 

      Cabrera-Bean, Margarita; Marqués Acosta, Fernando; Riba Sagarra, Jaume; Vidal Manzano, José (Universitat Politècnica de Catalunya, 2018-07-17)
      Examen
      Accés restringit a la comunitat UPC
    • Examen Final 

      Cabrera-Bean, Margarita; Pascual Iserte, Antonio; Pérez Neira, Ana Isabel (Universitat Politècnica de Catalunya, 2020-06-16)
      Examen
      Accés restringit a la comunitat UPC
    • Examen Reavaluació 

      Cabrera-Bean, Margarita; Lamarca Orozco, M. Meritxell; Nájar Martón, Montserrat; Pagès Cruz, Albert (Universitat Politècnica de Catalunya, 2023-06-29)
      Examen
      Accés restringit a la comunitat UPC
    • Examen Reevaluación 

      Cabrera-Bean, Margarita; Pascual Iserte, Antonio; Sala Álvarez, José (Universitat Politècnica de Catalunya, 2020-07-09)
      Examen
      Accés restringit a la comunitat UPC
    • Extracción en lazo abierto de la fase de portadora en sistemas de demodulación coherente 

      Cabrera-Bean, Margarita; Santamaría Pérez, María Eugenia; Lagunas Hernandez, Miguel A. (1989)
      Text en actes de congrés
      Accés obert
      The Burst transmision of digital data, using Time Division Multiple Access, has became one of the more usual techniques in the satellite communications systems. In this paper, a method for carrier phase extraction in a ...
    • Five-year trajectories of multimorbidity patterns in an elderly Mediterranean population using Hidden Markov Models 

      Violán Fors, Concepción; Fernández Bertolín, Sergio; Guisado Clavero, Marina; Foguet Boreu, Quintí; Valderas, José Maria; Vidal Manzano, José; Roso Llorach, Albert; Cabrera-Bean, Margarita (Nature, 2020-12)
      Article
      Accés obert
      This study aimed to analyse the trajectories and mortality of multimorbidity patterns in patients aged 65 to 99 years in Catalonia (Spain). Five year (2012–2016) data of 916,619 participants from a primary care, population-based ...
    • GILABVIR: Virtual laboratories and remote laboratories in engineering. A teaching innovation group of interest 

      Cabrera-Bean, Margarita; Bragós Bardia, Ramon; Pérez, Marimar; Mariño Acebal, José Bernardo; Rius Casals, Juan Manuel; Gomis Bellmunt, Oriol; Casany Guerrero, María José; Gironella Cobos, Xavier (Universidad Politécnica de Madrid (UPM), 2010)
      Text en actes de congrés
      Accés obert
      GILABVIR (Grup d’Interès en Laboratoris Virtuals i Remots) is a recently created Virtual and Remote Laboratory Group of Interest of UPC (Universitat Politècnica de Catalunya) and it is integrated in a more general teaching ...
    • Hierarchical beamforming in random access channels 

      Agustín de Dios, Adrián; Cabrera-Bean, Margarita; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Comunicació de congrés
      Accés obert
      Managing a massive number of terminals in a contention-based multiple access is challenging due to its intrinsic limited efficiency. For example, in the random access channel considered in LTE-A and 5G NR, Base Station ...
    • Impact of noisy annotators’ reliability in a crowdsourcing system performance 

      Cabrera-Bean, Margarita; Diaz Vilor, Carles; Vidal Manzano, José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Crowdsourcing is a powerful tool to harness citizen assessments in some complex decision tasks. When multiple annotators provide their individual labels a more reliable collective decision is obtained if the individual ...
    • Implementation of an artificial neural network on the test Barcelona workstation as a predictive model for the classification of normal, mild cognitive impairment and Alzheimer's disease subjects using the Neuronorma battery 

      Rivera Avila, Neus; Cabrera-Bean, Margarita; Sánchez Benavides, Gonzalo; Gallego González, Carles; Lupiáñez Pretel, José; Peña Casanovas, Jordi (Knowledge E, 2018-11-01)
      Article
      Accés obert
      Objective: to implement an online Artificial Neural Network (ANN) that provides the probability of a subject having mild cognitive impairment(MCI) or Alzheimer’s disease (AD). Method: Different ANN’s were trained with a ...