Now showing items 1843-1862 of 5479

    Efficient algorithms for the realistic simulation of fluids 

    Ojeda Contreras, Jesús (Date of defense: 2013-05-28)

    Nowadays there is great demand for realistic simulations in the computer graphics field. Physically-based animations are commonly used, and one of the more complex problems in this field is fluid simulation, more so if ...

    Efficient approaches for object class detection 

    Villamizar Vergel, Michael Alejandro (Date of defense: 2012-09-18)

    La visión por computador y más específicamente el reconocimiento de objetos han demostrado en los últimos años un impresionante progreso que ha llevado a la aparición de nuevas y útiles tecnologías que facilitan nuestras ...

    Efficient approximate string matching techniques for sequence alignment 

    Marco-Sola, Santiago (Date of defense: 2017-09-20)

    One of the outstanding milestones achieved in recent years in the field of biotechnology research has been the development of high-throughput sequencing (HTS). Due to the fact that at the moment it is technically impossible ...

    Efficient CAD based adjoint optimization of turbomachinery using adaptive shape parameterization 

    Sanchez Torreguitart, Ismael (Date of defense: 2019-05-23)

    The present thesis incorporates the CAD model into an adjoint-based optimization loop and uses it for the shape optimization of a 2D transonic turbine blade mid-section (profile). This is demonstrated by performing a single ...

    Efficient computational mesoscale modeling of concrete under cyclic loading 

    Titscher, Thomas (Date of defense: 2019-09-27)

    Concrete is a complex material and can be modeled on various spatial and temporal scales. While simulations on coarse scales are practical for engineering applications, a deeper understanding of the material is gained on ...

    Efficient hardware acceleration of deep neural networks via arithmetic complexity reduction 

    Reggiani, Enrico (Date of defense: 2023-10-26)

    (English) Over the past decade, significant progresses in the field of artificial intelligence have led to remarkable advancements in a wide range of technologies. Deep learning, a subfield of machine learning centered ...

    Efficient hardware/software co-designed schemes for low-power processors 

    López Muñoz, Pedro (Date of defense: 2014-03-17)

    Nowadays, we are reaching a point where further improving single thread performance can only be done at the expenses of significantly increasing power consumption. Thus, multi-core chips have been adopted by the industry ...

    Efficient models for building acoustics : combining deterministic and statistical methods 

    Díaz Cereceda, Cristina (Date of defense: 2013-11-15)

    Modelling vibroacoustic problems in the field of building design is a challenging problem due to the large size of the domains and the wide frequency range required by regulations. Standard numerical techniques, for instance ...

    Efficient multiprocessing architectures for spiking neural network emulation based on configurable devices 

    Sánchez Rivera, Giovanny (Date of defense: 2014-06-12)

    The exploration of the dynamics of bioinspired neural networks has allowed neuroscientists to understand some clues and structures of the brain. Electronic neural network implementations are useful tools for this exploration. ...

    Efficient openMP over sequentially consistent distributed shared memory systems 

    Costa Prats, Juan José (Date of defense: 2011-07-20)

    Nowadays clusters are one of the most used platforms in High Performance Computing and most programmers use the Message Passing Interface (MPI) library to program their applications in these distributed platforms getting ...

    Efficient operation of photo-Fenton process for the treatment of emerging contaminants in water solutions 

    Yamal Turbay, Evelyn (Date of defense: 2013-10-24)

    The growth of population density in some areas of the planet and the increasing fast advances in technology and energy issues, have resulted in a remarkable increment in the necessity for goods and services, with a subsequent ...

    Efficient sharing mechanisms for virtualized multi-tenant heterogeneous networks 

    Vincenzi, Matteo (Date of defense: 2022-07-18)

    The explosion in data traffic, the physical resource constraints, and the insufficient financial incentives for deploying 5G networks, stress the need for a paradigm shift in network upgrades. Typically, operators are also ...

    Efficient simulation tools for real-time monitoring and control using model order reduction and data-driven techniques 

    Quaranta, Giacomo (Date of defense: 2019-09-02)

    Numerical simulation, the use of computers to run a program which implements a mathematical model for a physical system, is an important part of today technological world. It is required in many scientific and engineering ...

    Efficient solvers for power flow equations : parametric solutions with accuracy control assessment 

    García-Blanco, Raquel (Date of defense: 2017-02-09)

    The Power Flow model is extensively used to predict the behavior of electric grids and results in solving a nonlinear algebraic system of equations. Modeling the grid is essential for design optimization and control. Both ...

    Efficient wall modeling for large eddy simulations of general non-equilibrium wall-bounded flows 

    Calafell Sandiumenge, Joan (Date of defense: 2019-07-05)

    The main purpose of this thesis has been to contribute to the development of methodologies for wall modeling Large Eddy Simulations (LES) of wall-bounded flows, especially those at high Reynolds numbers. This flow configuration ...

    Efficient, end-to-end and self-supervised methods for speech processing and generation 

    Pascual De La Puente, Santiago (Date of defense: 2020-01-31)

    Deep learning has affected the speech processing and generation fields in many directions. First, end-to-end architectures allow the direct injection and synthesis of waveform samples. Secondly, the exploration of efficient ...

    Eficiencia de mercado y el canal internet. Estudio empírico del mercado de CDs de música en Barcelona 

    Sabaté, Ferran (Date of defense: 2005-07-08)

    La consolidación del fenómeno Internet ha supuesto la creación de mercados virtuales que compiten con los mercados tradicionales. Según la teoría económica clásica, los mercados minorista en Internet deberían presentar ...

    Eficiència energètica en edificis d'ús docent en la ciutat mediterrània. Cas a estudi, ciutat de Barcelona 

    Bosch González, Montse (Date of defense: 2015-07-16)

    Based on the experience gained during more than 10 years working on energy efficiency in public buildings of various uses, this thesis develops a methodology for intervention in school buildings. The aims were to define ...

    Eficiència i certificació energètica d'edificis residencials: avaluació del potencial d'estalvi energètic i d'emissions dels edificis residencials a Catalunya segons diferents escenaris normatius. Definició d'una metodologia de certificació energètica d'edificis residencials, CEPEC, i comparació d'aquesta amb la metdologia oficial CALENER VyP 

    Garrido Soriano, Núria (Date of defense: 2010-12-21)

    L’objectiu principal d’aquesta tesi és aprofundir en la recerca de la millora de l’eficiència energètica dels edificis, basant-se en l’aplicació d’accions constructives que disminueixen la demanda energètica de calefacció ...

    Ejection-collision orbits in the restricted three-body problem 

    Rodríguez del Río, Óscar (Date of defense: 2021-07-06)

    The main objective of this dissertation is the study of the ejection-collision (EC) orbits in the circular and planar Restricted Three Body Problem (RTBP from now on). In particular, we will focus on the analytical and ...