Ara es mostren els items 62487-62506 de 245791

    • Different regimes of low-frequency fluctuations in vertical-cavity surface-emitting lasers 

      Sciamanna, Marc; Masoller Alonso, Cristina; Abraham, N. B.; Rogister, F.; Megret, P.; Blondel, M. (2003-01)
      Article
      Accés obert
      A numerical study of vertical-cavity surface-emitting lasers with optical feedback demonstrates the existence of two different types of low-frequency fluctuations (LFFs). The competition of two equally dominant polarization ...
    • Different reheating mechanisms in quintessence inflation 

      Haro Cases, Jaume (American Physical Society (APS), 2019-02-11)
      Article
      Accés obert
      Different well-known ways to reheat the Universe, such as instant preheating, the creation of particles nearly or conformally coupled with gravity, or from the decay of products of a curvaton field, are revisited and ...
    • Different subsidies’ impact on equilibrium decision-making of closed-loop supply chain 

      Deng, Liurui; Li, Wei; Liu, Zilan (OmniaScience, 2014-12)
      Article
      Accés obert
      Purpose: An electronic product recycling not only needs the waste treatment company, but also involves recycler and remanufacturer. It is significance for increasing subsidy modes and promoting waste recycling to research ...
    • Different visual development: norms for visual acuity in children with Down’s syndrome 

      Zahidi, Asma Aa; Viñuela Navarro, Valldeflors; Woodhouse, Margaret (2018-07-01)
      Article
      Accés obert
      Background Visual acuity is known to be poorer in children with Down’s syndrome than in age-matched controls. However, to date, clinicians do not have access to norms for children with Down’s syndrome that allow differential ...
    • Differentiability with respect to parameters in global smooth linearization 

      Rodrigues, Hildebrando M.; Solà-Morales Rubió, Joan de (2017-03-15)
      Article
      Accés obert
      Let XX be a Banach space and T¿:X¿XT¿:X¿X a family of invertible contractions, T¿=L¿+f¿T¿=L¿+f¿, where L¿L¿ is linear and f¿f¿ is nonlinear with f¿(0)=0f¿(0)=0. We give conditions for the existence of a family of global ...
    • Differentiable data augmentation with Kornia 

      Shi, Jian; Riba Pi, Edgar; Mishkin, Dmytro; Moreno-Noguer, Francesc; Nicolaou, Anguelos (2020)
      Text en actes de congrés
      Accés obert
      In this paper we present a review of the Kornia differentiable data augmentation (DDA) module for both for spatial (2D) and volumetric (3D) tensors. This module leverages differentiable computer vision solutions from Kornia, ...
    • Differentiable families of planar bimodal linear control systems 

      Ferrer Llop, Josep; Magret Planas, Maria dels Dolors; Peña Carrera, Marta (2014-06)
      Article
      Accés obert
      We consider bimodal linear control systems consisting of two subsystems acting on each side of a given hyperplane, assuming continuity along it. For a differentiable family of planar bimodal linear control systems, we ...
    • Differentiable families of stabilizers for planar bimodal linear control systems 

      Ferrer Llop, Josep; Magret Planas, Maria dels Dolors; Peña Carrera, Marta (American Institute of Physics (AIP), 2013)
      Text en actes de congrés
      Accés obert
      We consider bimodal linear control systems consisting of two subsystems acting on each side of a given hyperplane, assuming continuity along the separating hyperplane. For a differentiable family of controllable planar ...
    • Differentiable families of traceless matrix triples 

      García Planas, María Isabel; Klymchuk, Tetiana (springer-Verlag, 2019-12-06)
      Article
      Accés obert
      Analysis of spectra of families of sets of matrices verifying certain properties is not simple because phenomena as singularities and bifurcations appear. An excellent tool for the analysis can be making use of versal ...
    • Differentiable invariant manifolds for partially hyperbolic tori and a lambda lemma 

      Fontich i Julià, Ernest; Martín de la Torre, Pablo (2000)
      Article
      Accés obert
      We consider differentiable maps having an invariant torus with normal behavior having a central part. We prove the existence and regularity of pseudostable manifolds and regularity with respect to parameters. Then we ...
    • Differentiable manifolds (Exàmen parcial, 2n quadrimestre) 

      Miranda Galcerán, Eva (Universitat Politècnica de Catalunya, 2022-06)
      Examen
      Accés obert
    • Differentiable monotonicity-preserving schemes for discontinuous Galerkin methods on arbitrary meshes 

      Badia, Santiago; Bonilla de Toro, Jesús; Hierro Fabregat, Alba (2017-06)
      Article
      Accés obert
      This work is devoted to the design of interior penalty discontinuous Galerkin (dG) schemes that preserve maximum principles at the discrete level for the steady transport and convection–diffusion problems and the respective ...
    • Differential 8-APSK monolithically integrated dual-EML transmitter for flexible coherent PONs 

      Velásquez Micolta, Juan Camilo; Tabares Giraldo, Jeison; Prat Gomà, Josep Joan (2019-06-01)
      Article
      Accés obert
      We experimentally demonstrate a simultaneous amplitude and phase modulation of a monolithically integrated dual electro-absorption modulated laser. The proposed technique combines a 4-ary direct phase modulation with a ...
    • Differential activity of lytic polysaccharide monooxygenases on celluloses of different crystallinity. Effectiveness in the sustainable production of cellulose nanofibrils 

      Valenzuela, Susana V.; Valls Vidal, Cristina; Schink, Viviane; Sanchez, Daniel; Roncero Vivero, María Blanca; Diaz Lucea, M. Pilar; Martinez, Josefina; Javier Pastor, F.I. (2019-03-01)
      Article
      Accés obert
      A series of cellulosic substrates has been produced, treated with lytic polysaccharide monooxygenase (LPMO) from Streptomyces ambofaciens (SamLPMO10C), and analyzed by high performance anion exchange chromatography (HPAEC) ...
    • Differential adaptability between reference strains and clinical isolates of Pseudomonas aeruginosa into the lung epithelium intracellular lifestyle 

      Cendra Gascón, María del Mar; Torrents Serra, Eduard (2020-01-01)
      Article
      Accés obert
      Intracellular invasion is an advantageous mechanism used by pathogens to evade host defense and antimicrobial therapy. In patients, the intracellular microbial lifestyle can lead to infection persistence ...
    • Differential and common-mode filters based on metamaterial resonators 

      Gil Galí, Ignacio; Fernández García, Raúl (2013)
      Comunicació de congrés
      Accés obert
      Two different techniques based on metamaterials for mitigating both the differential and common-mode propagation in differential signaling are addressed. The proposed filters are implemented by means of complementary ...
    • Differential architecture search for efficient MLP-based networks 

      Gadea Alcaide, Tomás (Universitat Politècnica de Catalunya, 2023-10-18)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   École polytechnique fédérale de Lausanne
      Les xarxes basades en Perceptrons Multi Capa (MLP) han demostrat ser tan efectives com algunes xarxes d'última generació, com ara les Xarxes Neuronals Convolucionals (CNN) o els Transformers, però estan fetes de mòduls ...
    • Differential diagnosis between Parkinson's disease and essential tremor using the smartphone's accelerometer 

      Barrantes, Sergi; Sánchez Egea, Antonio José; González Rojas, Hernán Alberto; Martí Domènech, Maria Josefa; Compta, Yaroslau; Valldeoriola Serra, Francesc; Simó Mezquita, Ester; Tolosa Sarró, Eduardo; Valls Solé, Josep (2017-08-25)
      Article
      Accés obert
      Background: The differential diagnosis between patients with essential tremor (ET) and those with Parkinson’s disease (PD) whose main manifestation is tremor may be difficult unless using complex neuroimaging techniques ...
    • Differential Energy Adjustment in Lighting (DEAL) 

      Llenas Farràs, Aleix (Universitat Politècnica de Catalunya, 2014-07-18)
      Projecte Final de Màster Oficial
      Accés obert
      [ANGLÈS] In this work, we demonstrate an optimal theoretical framework and experimental setup that integrates daylight within a holistic control strategy that simultaneously saves energy and improves light quality in living ...
    • Differential entropy of digital pictures 

      Grifell Guàrdia, Laia (Universitat Politècnica de Catalunya, 2015-07)
      Treball Final de Grau
      Accés obert
      En el treball s'estudia la compressió JPEG i la seva possible utilitat com a clau en criptografia. Es fa mitjançant comparant les compressions JPEG d'imatges en RAW molt semblants.