Now showing items 174596-174615 of 255609

    • P O R T F O L I O : selected works 

      Torras Guitart, Carla (Universitat Politècnica de Catalunya, 2020-01)
      Bachelor thesis
      Open Access
    • P Systems Computing the Period of Irreducible Markov Chains 

      Cardona Roca, Mónica; Colomer Cugat, M. Angeles; Riscos Núñez, Agustín; Rius Font, Miquel (2009-05-30)
      Article
      Open Access
      It is well known that any irreducible and aperiodic Markov chain has exactly one stationary distribution, and for any arbitrary initial distribution, the sequence of distributions at time n converges to the stationary ...
    • P-008 Microgravity exposure significantly decreases sperm motility and vitality. Can we consider human reproduction outside the Earth? 

      Boada Palà, Montserrat; Pérez Poch, Antoni; Ballester, Marta; Tresanchez, Marta; Sánchez, Eduard; Martinez, Gloria; Ventura González, Daniel; García, Sandra; Torner Ribé, Jordi; Polyzos, Nikolaos (2022-06-29)
      Article
      Open Access
      Motility and vitality of fresh human sperm samples are significantly decreased under microgravity conditions obtained by parabolic flight
    • p-adic families of d-th Shintani liftings 

      Casazza, Daniele; Vera Piquero, Carlos de (2019-12-11)
      Research report
      Open Access
      In this note we give a detailed construction of a Lambda-adic d-th Shintani lifting. We derive a p-adic version of Kohnen's formula relating Fourier coefficients of half-integral weight modular forms and special values of ...
    • p-adic L-functions and Euler systems 

      Velasco Falguera, Oriol (Universitat Politècnica de Catalunya, 2022-07)
      Master thesis
      Open Access
      p-adic L-functions are variants of the classical L-functions, with a p-adic domain instead of the complex numbers. There are 2 ways to construct p-adic L-functions. The first one is purely analytic, by interpolation of the ...
    • p-adic L-functions, p-adic Gross-Zagier formulas and plectic points 

      Hernández Barrios, Víctor (Universitat Politècnica de Catalunya, 2022-04-19)
      Doctoral thesis
      Open Access
      In this work we generalize the construction of p-adic anticyclotomic L-functions associated to an elliptic curve E/F and a quadratic extension K/F, by defining a measure µ_f^p attached to K/F and an automorphic form. In ...
    • P-Blind Interference Alignment 

      Cucurull I Martí, Anna (Universitat Politècnica de Catalunya, 2023-07-06)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Es globalmente conocido que el número de dispositivos conectados simultáneamente a una misma red está en continuo crecimiento. Para garantizar a estos usuarios una comunicación altamente fiable y de baja latencia, es crucial ...
    • P-insesgadez asintótica y robustez en la estimación lineal con modelos de superpoblaciones: un criterio de selección 

      Casas Sánchez, José M.; Guijarro Garvi, Marta (Institut d'Estadística de Catalunya, 1994)
      Article
      Open Access
      Se analiza la estimación lineal de la media poblacional desde el punto de vista de los modelos de superpoblaciones con parámetros desconocidos y correlación no nula. La posible existencia de errores de especificación en ...
    • P-Means, a parallel clustering algorithm for a heterogeneous multi-processor environment 

      Foina, Aislan G.; Planas Carbonell, Judit; Badia Sala, Rosa Maria; Ramirez-Fernandez, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2011)
      Conference report
      Restricted access - publisher's policy
      G-means is a data mining clustering algorithm based on k-means, used to find the number of Gaussian distributions and their centers inside a multi-dimensional dataset. This paper presents the performance gain obtained from ...
    • p-Median problems in a fuzzy environment 

      Kutangila-Mayoya, David; Verdegay, José Luis (Universitat Politècnica de Catalunya. Secció de Matemàtiques i Informàtica, 2005)
      Article
      Open Access
      In this paper a formulation for the fuzzy p-median model in a fuzzy environment is presented. The model allows to find optimal locations of p facilities and their related cost when data related to the node demands and ...
    • P-MR: Backpressure Routing for the Heterogeneous Multi-Radio Backhaul of Small Cells 

      Baranda Hortigüela, Jorge; Núñez-Martínez, Jóse; Mangues Bafalluy, Josep (Institute of Electrical and Electronics Engineers, 2015-10)
      Conference lecture
      Open Access
      Dense small cell (SC) deployments are expected to help handling the explosive growth of mobile data usage. However, the backhaul of these deployments will face several challenges where point-to-point ...
    • p-probabilistic k-anonymous microaggregation for the anonymization of surveys with uncertain participation 

      Rebollo Monedero, David; Forné Muñoz, Jorge; Soriano Ibáñez, Miguel; Puiggalí Allepuz, Jordi (2016-12-13)
      Article
      Open Access
      We develop a probabilistic variant of k-anonymous microaggregation which we term p-probabilistic resorting to a statistical model of respondent participation in order to aggregate quasi-identifiers in such a manner that ...
    • P-process nucleosynthesis in detonating white dwarfs in the light of multidimensional hydrodynamical models 

      Goriely, S; García Senz, Domingo; Bravo Guil, Eduardo; José Pont, Jordi (2005-12)
      Article
      Open Access
      The p-process nucleosynthesis in He-accreting white dwarfs with sub-Chandrasekhar mass is revisited in the light of multi-dimensional hydrodynamical simulations. Post-processing calculations are performed on a sample of ...
    • P-slice based efficient speculative multithreading 

      Ranjan, Rakesh; Marcuello Pascual, Pedro; Latorre Salinas, Fernando; González Colás, Antonio María (IEEE Computer Society Publications, 2009-12-16)
      Conference report
      Open Access
      Microprocessor industry has recently shifted towards multi-core to take advantage of the ever increasing number of transistors provided by the new technologies. Unfortunately, the multi-core approach does not allow single ...
    • P-Spice para teoría de circuitos 

      Miguel López, José María; Sanz Postils, Margarita; Miró Sans, Joan Maria; Moncunill Geniz, Francesc Xavier; Mas Casals, Orestes Miquel (Edicions UPC, 1999)
      Book
      Restricted access to the UPC academic community
      Sobre PSPICE se han escrito muchos y buenos libros.Pero creo sinceramente que al lector que se acerca al tema por primera vez con uno de ellos le puede suceder lo mismo que al ecologista novel:Que los árboles le impidan ...
    • p-th roots ideals of plane curves in positive characteristic 

      López Sancha, Pedro (Universitat Politècnica de Catalunya, 2024-09-19)
      Master thesis
      Open Access
    • P-type c-Si solar cells based on rear side laser processing of Al 2O 3/SiC x stacks 

      Ortega Villasclaras, Pablo Rafael; Martín García, Isidro; López Rodríguez, Gema; Colina Brito, Mónica Alejandra; Orpella García, Alberto; Voz Sánchez, Cristóbal; Alcubilla González, Ramón (2012-11)
      Article
      Restricted access - publisher's policy
      In this work, we further investigate a new strategy to passivate and contact the rear side of p-type c-Si solar cells based on the laser processing of aluminum oxide (Al2O3)/amorphous silicon carbide (SiCx) stacks before ...
    • P. López, Podries, de Joana Raspall 

      López, P. (2020-05-08)
      Audiovisual
      Open Access
    • "P.arcs del D.A.R.rere" : l’entorn de les estacions depuradores d’aigües residuals com a nous espais de gestió hidroforestal per a la restauració fluvial 

      Álvarez Domínguez, Lúa; Martínez Migens, Sergi (Universitat Politècnica de Catalunya, 2022-10-26)
      Master thesis
      Open Access
      La problemàtica: L’aigua és un recurs cada cop més escàs. Fruit del canvi climàtic, cada cop hi haurà menys aigua als nostres rius. Aquest fet deriva en una pitjor qualitat de l’aigua i s’agreuja en el cas de rius estacionaris, ...
    • P1 - I Wish IJTAG would do this ... 

      Von Staudt, Hans-Martin; Portolan, Michele; Cote, J.F; Waayers, Tom; Rearick, Jeff; Keim, Martin (2022-05)
      Conference report
      Open Access
      IEEE 1687-2014 gained traction in the test community very fast. Numerous innovations, publications, and implementations have been described, from both, industry and academia. Today, 7 years plus a few months after the ...