Buscar
Mostrando ítems 51-60 de 164
Artículo
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 procedure is proposed for independent component analysis (ICA) algorithms that work in the ...
Artículo
Fundamentals, Recent Advances, and Future Challenges in Bioimpedance Devices for Healthcare Applications
(Hindawi, 2019-07-15)
This work develops a thorough review of bioimpedance systems for healthcare applications. The basis and fundamentals of bioimpedance measurements are described covering issues ranging from the hardware diagrams to the ...
Artículo
Special Issue “Body Sensors Networks for E-Health Applications”
(MDPI, 2020-07)
Body Sensor Networks (BSN) have emerged as a particularization of Wireless Sensor Networks (WSN) in the context of body monitoring environments, closely linked to healthcare applications. These networks are made up of ...
Artículo
On Practical Issues for Stochastic STDP Hardware With 1-bit Synaptic Weights
(Frontiers Media, 2018)
In computational neuroscience, synaptic plasticity learning rules are typically studied using the full 64-bit floating point precision computers provide. However, for dedicated hardware implementations, the precision used ...
Tesis Doctoral
Theory and applications of bounded component analysis in complex-valued signal processing
(2013)
Esta Tesis Doctoral está dedicada al estudio de la teoría y de las aplicaciones del Análisis de Componentes Acotadas (BCA), una técnica de análisis de componentes latentes cuya aplicación es resolver un buen número de ...
Ponencia
Global pattern classification in dermoscopic images based on modelling
(Sociedad Española de Ingeniería Biomédica, 2014)
In this paper a model-based method of classificationof global patterns in dermoscopic images is proposed. Global patterns identification is included in the pattern analysisframework, the melanoma diagnosis method most used ...
Artículo
Artículo
Detección automatizada de microaneurismas mediante crecimiento de regiones y red neuronal Fuzzy Artmap
(Elsevier, 2012)
Objetivo: Comprobar si las modificaciones metodológicas de este nuevo algoritmo mejoran el resultado de otra estrategia presentada anteriormente. Métodos: Se realza y filtra la imagen negada del canal verde de la ...
Ponencia
Automated detection of microaneurysms by using region growing and fuzzy artmap neural network
(Elsevier, 2012)
Objective: To assess whether the methodological changes of this new algorithm improves the results of a previously presented strategy. Methods: We enhance the image and filter out the green channel of the digital color ...
Artículo
Information Theoretic Approaches for Motor-Imagery BCI Systems: Review and Experimental Comparison
(MDPI, 2018-01-02)
Brain computer interfaces (BCIs) have been attracting a great interest in recent years. The common spatial patterns (CSP) technique is a well-established approach to the spatial filtering of the electroencephalogram (EEG) ...