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Efficient search of obstacle-free paths for anthropomorphic hands
(IEEE Press. Institute of Electrical and Electronics Engineers, 2009-10-11)
Text en actes de congrés
Accés obertThe planning of collision-free motions of a handarm system to reach a grasp or preshape configuration is not a simple issue due to the high number of involved degrees of freedom. This paper presents an efficient sampling-based ... -
Efficient selective replication of critical code regions for SDC mitigation leveraging redundant multithreading
(Springer, 2021)
Article
Accés obertRedundant multithreading (RMT) is an effective reliability solution that provides thread-level replication; however, it imposes additional overheads in terms of performance loss or energy consumption. Partial-RMT is an ... -
Efficient sharing mechanisms for virtualized multi-tenant heterogeneous networks
(Universitat Politècnica de Catalunya, 2022-07-18)
Tesi
Accés obertThe 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
(Universitat Politècnica de Catalunya, 2019-09-02)
Tesi
Accés obertNumerical 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 solution of optimal multimarket electricity bid models
(Institute of Electrical and Electronics Engineers, 2011)
Text en actes de congrés
Accés obertShort-term electricity market is made up of a sequence of markets, that is, it is a multimarket enviroment. In the case of the Iberian Energy Market the sequence of major short-term electricity markets are the day-ahead ... -
Efficient solutions to the placement and chaining problem of User Plane Functions in 5G Networks
(2022-01)
Article
Accés obertThis study attempts to solve the placement and chaining problem of 5G User Plane Functions (UPFs) in a Multi-access Edge Computing (MEC) ecosystem. The problem is formalized as a multi-objective Integer Linear Programming ... -
Efficient solvers for power flow equations : parametric solutions with accuracy control assessment
(Universitat Politècnica de Catalunya, 2017-02-09)
Tesi
Accés obertThe 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 space and time multicomparison of genomes
(2003-02)
Report de recerca
Accés obertThe comparison of genomes is based on substrings, called MUMs, that appear only once in each genome and are maximal. The set of MUMs determines the skeleton from which a global comparison can be established. The search of ... -
Efficient spectrum assignment in elastic optical networks
(Institute of Electrical and Electronics Engineers (IEEE), 2016)
Text en actes de congrés
Accés restringit per política de l'editorialThe Elastic Optical Network (EON) architecture has been proposed in response to the large capacity and diverse traffic granularity needs of the future Internet. By breaking the fixed-grid spectrum allocation of WDM networks, ... -
Efficient strategies for solving the variable Poisson equation with large contrasts in the coefficients
(2022)
Text en actes de congrés
Accés obertDiscrete versions of Poisson’s equation with large contrasts in the coefficients result in very ill-conditioned systems. Thus, its iterative solution represents a major challenge, for instance, in porous media and multiphase ... -
Efficient technology for the pretreatment of biomass
(Multidisciplinary Digital Publishing Institute (MDPI), 2021)
Llibre
Accés obertBiomass corresponds to organic matter of animal, vegetable, microbial, or algal origin. Biomass use as feedstock for biomaterial, chemicals, platform molecules, biofuel or bioenergy are the most reliable alternatives to ... -
Efficient technology for the pretreatment of biomass II
(Multidisciplinary Digital Publishing Institute (MDPI), 2021)
Llibre
Accés obert(This book is a printed edition of the Special Issue Efficient Technology for the Pretreatment of Biomass II that was published in Molecules). Biomass can be used as feedstock for the production of biomaterials, chemicals, ... -
Efficient three-dimensional building-soil model for the prediction of ground-borne vibrations in buildings
(2017-09-01)
Article
Accés obertThis paper proposes a new efficient model for the prediction of low-amplitude ground-borne vibrations in buildings. The model takes into account the three-dimensional nature of the building structure by analytical and ... -
Efficient time domain simulation of waves
(CIMNE, 2019)
Text en actes de congrés
Accés obertThe current paper investigates different methods for time domain realization of irregular seastates. The paper also proposes and discuss quality measures to ensure that the right amount of frequency components is used for ... -
Efficient time gating in ultrafast optical TDM networks
(2014-12-01)
Article
Accés restringit per política de l'editorialUltrafast optical communication is the backbone of high-speed global networking infrastructure. Optical time division multiplexing (OTDM) is a popular technique for embedding data from many simultaneous users on a single ... -
Efficient transformers for direct speech translation
(Universitat Politècnica de Catalunya, 2021-07)
Treball Final de Grau
Accés obertIn this thesis, we propose a new approach for Speech-to-Text translation, where thanks to an efficient Transformer we can work with a spectrogram without having to use convolutional layers before the Transformer. This ... -
Efficient transient simulation of failure/repair markovian models
(1991)
Text en actes de congrés
Accés obertSimulation methods have recently been developed for the solution of the extremely large Markovian dependability models which result from complex fault-tolerant computer systems. This paper presents efficient simulation ... -
Efficient Two-Body Approximations of Impulsive Transfers between Halo Orbits
(International Astronautical Federation, 2018)
Text en actes de congrés
Accés restringit per política de l'editorialThis contribution presents an efficient method to compute direct transfers between Halo orbits from two circular restricted three-body problems. Owing to the remarkable impulse given over the past two decades to the plans ... -
Efficient unstructured quadrilateral mesh generation
(Wiley and Sons, 2000-09)
Article
Accés obertThis work is devoted to the description of an algorithm for automatic quadrilateral mesh generation. The technique is based on a recursive decomposition of the domain into quadrilateral elements. This automatically generates ... -
Efficient update of determinants for many-electron wave function overlaps
(2021-01)
Article
Accés obertThe calculation of overlaps between many-electron wave functions at different nuclear geometries during nonadiabatic dynamics simulations requires the evaluation of a large number of determinants of matrices that differ ...