DAU - Arxiu Digital de la URL: Envíos recientes

Mostrando ítems 2041-2060 de 3863

    • Validación de Competencias en Titulaciones Universitarias Usando Minería de Datos 

      García Piquer, Álvaro; Fornells Herrera, Albert; Golobardes, Elisabet; Cugota Florejachs, Laia (IEEE-RITA Revista Iberoamericana de Tecnologías del aprendizaje, 2010, Vol. 5, No. 1 (Febrer), 2010-02)
      Nowadays the successful acquisition of competences is the base for the achievement of the professional skills and, consequently, the educational methodologies need to be reconsidered. This work describes ...

    • Search for the decay B0s → D*∓ π± 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2013, Vol. 87 , No.7 (Abril), 2013-04-23)
      A search for the decay B0s→D*∓π± is presented using a data sample corresponding to an integrated luminosity of 1.0  fb−1 of pp collisions collected by LHCb. This decay is expected to be mediated by a ...

    • First observation of the decays ¯B0(s) → D+sK−π+π− and ¯B0s → Ds1(2536)+π− 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2012, Vol. 86 , No.11 (Desembre), 2012-12-20)
      The first observation of the decays ¯¯¯B0s→D+sK−π+π− and ¯¯¯B0→D+sK−π+π− are reported using an integrated luminosity of 1.0  fb−1 recorded by the LHCb experiment. The branching fractions, normalized ...

    • Search for the X(4140) state in B+ → J/ψϕK+ decays 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2011, Vol. 85 , No.9 (Maig), 2012-05-04)
      A search for the X(4140) state in B+→J/ψϕK+ decays is performed with 0.37  fb−1 of pp collisions at √s=7  TeV collected by the LHCb experiment. No evidence for this state is found, in 2.4σ disagreement ...

    • Search for CP violation in D+ → K−K+π+ decays 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2011, Vol. 84 , No. 11 (Desembre), 2011-12-28)
      A model-independent search for direct CP violation in the Cabibbo-suppressed decay D+→K−K+π+ in a sample of approximately 370 000 decays is carried out. The data were collected by the LHCb experiment ...

    • Searches for Majorana neutrinos in B− decays 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2012, Vol. 85 , No.11 (Juny), 2012-06-11)
      Searches for heavy Majorana neutrinos in B− decays in final states containing hadrons plus a μ−μ− pair have been performed using 0.41  fb−1 of data collected with the LHCb detector in proton-proton ...

    • Measurements of the branching fractions and CP asymmetries of B± → J/ψ π± and B± → ψ(2S) π± decays 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2012, Vol. 85 , No.9 (Maig), 2012-05-07)
      A study of B±→J/ψπ± and B±→ψ(2S)π± decays is performed with data corresponding to 0.37  fb−1 of proton-proton collisions at √s=7  TeV. Their branching fractions are found to be B(B±→J/ψπ±)=(3.88±0.11± ...

    • Measurement of the B^0_s - \bar{B}^0_s oscillation frequency Delta m_s in B^0_s → D_s^-(3) π decays 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physics Letters B , 2012, Vol. 709, No. 3 (Març), 2012-03-19)
      The B^0_s-\bar{B}^0_s oscillation frequency Delta m_s is measured with 36 pb^{-1} of data collected in pp collisions at \sqrt{s} = 7 TeV by the LHCb experiment at the Large Hadron Collider. A total of ...

    • Analysis of the resonant components in ¯B0s → J/ψ π+ π− 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2012, Vol. 86 , No.5 (Setembre), 2012-09-17)
      The decay ¯¯¯B0s→J/ψπ+π− can be exploited to study CP violation. A detailed understanding of its structure is imperative in order to optimize its usefulness. An analysis of this three-body final state ...

    • Measurement of the ratio of branching fractions B(B0→K*0γ)/B(B0s→ϕγ) 

      Calvo Gómez, Míriam; Camboni, Alessandro; Vilasís Cardona, Xavier; LHCb Collaboration - CERN (Physical Review D, 2012, Vol. 85 , No.11 (Juny), 2012-06-25)
      The ratio of branching fractions of the radiative B decays B0→K*0γ and B0s→ϕγ has been measured using 0.37  fb−1 of pp collisions at a center of mass energy of √s=7  TeV, collected by the LHCb experiment. ...

    • Multi-domain Text-to-Speech Synthesis by Automatic Text Classification 

      Alías Pujol, Francesc; Socoró Carrié, Joan Claudi; Sevillano Domínguez, Xavier; Iriondo Sanz, Ignasi; Gonzalvo Fructuoso, Xavier (2006-09-17)
      This paper describes a multi-domain text-to-speech (MD-TTS)synthesis strategy for generating speech among different domainsand so increasing the flexibility of high quality TTS systems. Tothat ...

    • Multi-domain text classification for unit selectionText-to-Speech synthesis 

      Alías Pujol, Francesc; Iriondo Sanz, Ignasi; Barnola Augé, Pere (2003-08-03)
      This paper presents a new approach for designing aconcatenative text-to-speech (TTS) system based onmulti-domain unit selection. The method achievesgood synthetic quality with reasonable ...

    • Álgebra aplicada en el mundo de las telecomunicaciones 

      Montero Morales, José Antonio (MSEL: Modelling in Science Education and Learning, 2008. Vol. 1 (Juny), 2008-06)
      En este documento se expone un ejercicio de modelización matemática que se propone a alumnos de ingeniería de telecomunicaciones durante el primer curso, en la asignatura de ´algebra lineal. Aunque la ...

    • Evaluación de la importancia de la ética, privacidad y seguridad en los estudios de Learning Analytics, en el marco de las conferencias LAK 

      Amo Filvà, Daniel; Alier Forment, Marc; Fonseca Escudero, David; García-Peñalvo, Francisco José; Casañ Guerrero, María José; Navarro Martín, Joan (2019-10-09)
      Los orígenes del Learning Analytics son difusos y rodeados por un intenso debate sobre su definición. Este debate se sitúa en el ámbito académico y comunidad científica. Además, se pretende identificar ...

    • Anomalous Noise Events Considerations for the Computation of Road Traffic Noise Levels: The Dynamap's Milan Case Study 

      Orga Vidal, Ferran; Socoró Carrié, Joan Claudi; Alías Pujol, Francesc; Alsina Pagès, Rosa Maria; Zambon, Giovanni; Benocci, Roberto; Bisceglie, Alessandro (2017-07-23)
      Dynamic noise maps are computed to represent the noise levels generated by road traffic in realtime to determine the population exposure to environmental noise. To this aim, a network ofacoustic ...

    • Unified numerical simulation of the physics of voice. The EUNISON project 

      Guasch Fortuny, Oriol; Ternström, Sten; Arnela Coll, Marc; Alías Pujol, Francesc (2013-08-31)
      In this demo we will briefly outline the scope of the european EUNISON project, which aims at a unified numerical simulation of the physics of voice by resorting to supercomputer fa-cilities, and present ...

    • Morphology effects on singlet oxygen production and bacterial photoinactivation efficiency by different silica-protoporphyrin IX nanocomposites 

      Nonell, Santi; Planas, O.; Gulías Borau, Òscar; Agut Bonsfills, Montserrat; Zampini, G.; Marmottini, F.; Latterini, L. (RSC Advances. Vol.7, n.24 (2017), p.14422-14429, 2017-03)
      Different silica-protoporphyrin IX (PpIX) nanocomposites have been synthesized to evaluate the dependence of singlet oxygen production and bacterial inactivation efficiency on the morphology of the ...

    • Tuning the local solvent composition at a drug carrier surface: the effect of dimethyl sulfoxide/water mixture on the photofunctional properties of hypericin–β-lactoglobulin complexes 

      Nonell, Santi; Rodríguez Amigo, Beatriz; Agut Bonsfills, Montserrat; Delcanale, P.; Juárez Jiménez, Jordi; Luque, Francisco Javier; Abbruzzetti, S.; Viappiani, C. (Journal of Materials Chemistry B. Vol.5, n.8 (2017), p.1633-1641, 2017-01)
      Aggregation is a major problem for the anti-microbial photodynamic applications of hydrophobic photosensitizers since it strongly reduces the amount of singlet oxygen generated in aqueous solutions. ...

    • Aplicació de tècniques de generació automàtica de la parla en producció audiovisual 

      Alías Pujol, Francesc; Socoró Carrié, Joan Claudi; Iriondo Sanz, Ignasi (Quaderns del CAC 37, 2011. Vol. 14, 2 (Desembre), 2011-12)
      En aquest article es presenta un resum del treball de recerca que porta el mateix títol, realitzat gràcies a l’ajut concedit pel CAC en la VII convocatòria d’Ajuts a projectes de recerca sobre ...

    • Academic Rigor and Dedication to Competitive Sport in Young People 12-18 Years: Major Social Issues 

      Solà Santesmases, Josep (Physical Culture and Sports Studies and Research, 2010, Vol. L, 2010)
      Quantitative study with the aim of linking the academic performance of students who are high-level athletes in Catalonia (Spain) and who do not have any institutional support (high-performance centre, ...