Recerca: Enviaments recents
Ara mostrant els elements 3041-3060 de 4423
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Validación de Competencias en Titulaciones Universitarias Usando Minería de Datos
(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±
(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−
(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
(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
(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
(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
(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
(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−
(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)
(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
(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
(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
(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
(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
(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
(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
(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
(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
(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
(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, ...