Artículos (Teoría de la Señal y Comunicaciones): Recent submissions
Now showing items 21-40 of 100
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Article
Adaptation and application of the IEEE 2413-2019 standard security mechanisms to IoMT systems
(Elsevier, 2022-08)Healthcare information systems are evolving from traditional centralised architectures towards highly-mobile distributed ...
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A Low-Complexity Double EP-based Detector for Iterative Detection and Decoding in MIMO
(Institute of Electrical and Electronics Engineers Inc., 2021)We propose a new iterative detection and decoding (IDD) algorithm for multiple-input multiple-output (MIMO) based on ...
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Article
Comparison of Feature Selection Techniques for Power Amplifier Behavioral Modeling and Digital Predistortion Linearization
(MDPI, 2021-09)The power amplifier (PA) is the most critical subsystem in terms of linearity and power efficiency. Digital predistortion ...
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Article
Revisión sistemática de la aplicación de algoritmos de «machine learning» en la esclerosis múltiple
(Sociedad Española de Neurología, 2023)Introducción: La aplicación de la inteligencia artificial y en particular de algoritmos de aprendizaje automático o «machine ...
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A Method for Unsupervised Semi-Quantification of Inmunohistochemical Staining with Beta Divergences
(MPDI, 2022-02)In many research laboratories, it is essential to determine the relative expression levels of some proteins of interest ...
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L1-norm unsupervised Fukunaga-Koontz transform
(Elsevier, 2021)The Fukunaga-Koontz transform (FKT) is a powerful supervised feature extraction method used in twoclass recognition problems, ...
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Article
A Sparse-Bayesian Approach for the Design of Robust Digital Predistorters Under Power-Varying Operation
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2022)In this article, a sparse-Bayesian treatment is proposed to solve the crucial questions posed by power amplifier (PA) ...
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Article
Fast parameter-free region growing segmentation with application to surgical planning
(Springer, 2012-01)In this paper, we propose a self-assessed adaptive region growing segmentation algorithm. In the context of an experimental ...
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Nonlinear effects in lte downlink signals and application of a compensation technique at the receiver side
(Wiley, 2012-01)This article proposes a nonlinear compensation technique for long-term evolution downlink signals based on the memoryless ...
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Experimental study of two-tone intermodulation products in a communications modulator
(Wiley, 2011-01)This article presents the experimental nonlinear characterization of a quadrature modulator following a two‐tone test ...
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Article
Circuit-level simulation of W-CDMA communication systems applied to the analysis of nonlinear distortion
(Wiley, 2004-11)Different circuit-level approaches to analyze the effects of non linear distortion on coded division multiple access (CDMA) ...
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An Impedance-Based Model for the Evaluation of IM3 in Nonlinear Amplifiers Showing Memory Effects
(Wiley, 2008-03)A simple model that captures nonlinear memory effects inwideband amplifiers is presented in this work. The model defines ...
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Solving permutations in frequencyy-domain for blind separation of an arbitrary number of speech sources
(Acoustical Society of America, 2011)Blind separation of speech sources in reverberant environ ments is usually performed in the time-frequency domain, which ...
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Initialization method for speech separation algorithms that work in the time-frequency domain
(Acoustical Society of America, 2010)This article addresses the problem of the unsupervised separa tion of speech signals in realistic scenarios. An initialization ...
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Article
Centroid-Based Clustering with αβ-Divergences
(MDPI AG, 2019)Centroid-based clustering is a widely used technique within unsupervised learning algorithms in many research fields. The ...
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Unsupervised Common Spatial Patterns
(Institute of Electrical and Electronics Engineers Inc., 2019)The common spatial pattern (CSP) method is a dimensionality reduction technique widely used in brain-computer interface ...
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Does a Previous Segmentation Improve the Automatic Detection of Basal Cell Carcinoma Using Deep Neural Networks?
(MDPI, 2022-02)Basal Cell Carcinoma (BCC) is the most frequent skin cancer and its increasing incidence is producing a high overload in ...
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Article
A Joint Optimization Criterion for Blind DS-CDMA Detection
(Hindawi Publishing Corporation, 2006)This paper addresses the problem of the blind detection of a desired user in an asynchronous DS-CDMA communications ...
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A bivariate volterra series model for the design of power amplifier digital predistorters
(MDPI, 2021)The operation of the power amplifier (PA) in wireless transmitters presents a trade-off between linearity and power ...
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Article
Digital predistortion technique with in-band interference optimisation applied to DVB-T2
(The Institution of Engineering and Technology, 2012-05)The efficient transmission and nonlinear modelling of orthogonal frequency division multiplexing (OFDM) signals are difficult ...