Exploració per autor "Masgrau Gómez, Enrique José"
Ara es mostren els items 21-40 de 46
-
Line tracking performance of a least squares adaptive lattice algorithm
Masgrau Gómez, Enrique José; Lagunas Hernandez, Miguel A.; Mariño Acebal, José Bernardo (1983)
Text en actes de congrés
Accés obertThe work shows the performance of an algorithm for adaptive lattice structures in line tracking. The algorithm introduces some modifications in the classical LMS procedure, which theoretical background can be viewed in ... -
Line tracking with an adaptive lattice algorithm
Masgrau Gómez, Enrique José; Lagunas Hernandez, Miguel A.; Mariño Acebal, José Bernardo (1983)
Text en actes de congrés
Accés obertThe work shows the performance of an algorithm for adaptive lattice structures in line tracking. The algorithm introduces some modifications in the classical LMS procedure, which theoretical background can be viewed in ... -
Medium Rate Speech Coding with Vector Quantization
Masgrau Gómez, Enrique José; Mariño Acebal, José Bernardo; Moreno Bilbao, M. Asunción (1989)
Text en actes de congrés
Accés obert -
On the adaptive lattice algorithms with data dependent parameters
Masgrau Gómez, Enrique José; Rodríguez Fonollosa, José Adrián (1990)
Text en actes de congrés
Accés obert -
Performance comparison of 32 Kbps ADPCM coders in noise-free and noisy environments
Masgrau Gómez, Enrique José; Ruiz Martínez, Francisco; Mariño Acebal, José Bernardo (Institute of Electrical and Electronics Engineers (IEEE), 1985)
Text en actes de congrés
Accés obertIn this paper a comparative study of several schemes for Adaptive Differential Pulse Code Modulation (ADPCM) with backward adaptation is presented. The work here reported shows a tradeoff between a good signal-to-noise ... -
Predictive SVD-transform coding of speech with adaptive vector quantization
Masgrau Gómez, Enrique José; Rodríguez Fonollosa, José Adrián (1991)
Text en actes de congrés
Accés obertA predictive transform coder using singular value decomposition (SVD) and adaptive vector quantization (AVQ) is presented. The linear predictive coding (LPC) excitation is obtained by a weighting VQ quantization of the SVD ... -
Procesado de la señal en comunicaciones: realizaciones
Figueiras Vidal, Aníbal R.; Mariño Acebal, José Bernardo; García Gómez, Ramón; Masgrau Gómez, Enrique José (1980-04)
Article
Accés restringit per política de l'editorial -
Reconocimiento robusto del habla en ambientes ruidosos
Masgrau Gómez, Enrique José (1991)
Text en actes de congrés
Accés obertThe performance of existing speech recognition systems degrades rapidly in the presence of noise. In this paper, we study a solution to this problem using a preprocessor based on the spectral substraction method. We have ... -
Robust coefficients of a higher order AR modelling in a speech enhancement system using parameterized Wiener filtering
Salavedra Molí, Josep; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción; Estarellas, J; Jove, X (Institute of Electrical and Electronics Engineers (IEEE), 1994)
Text en actes de congrés
Accés obertWe study some speech enhancement algorithms based on the iterative Wiener filtering method due to Lim-Oppenheim (1978), where the AR spectral estimation of the speech is carried out using a second-order analysis. But in ... -
Robust HOS-based techniques applied to speech recognition and enchancement
Salavedra Molí, Josep; Hernando Pericás, Francisco Javier; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción (1995)
Text en actes de congrés
Accés obertWe study some speech enhancement algorithms based on the iterative Wiener filtering method due to Lim-Oppenheim [2], where the AR spectral estimation of the speech is carried out using a second-order analysis. But in our ... -
Robust hos-based techniques applied to speech recognition and enhancement
Salavedra Molí, Josep; Hernando Pericás, Francisco Javier; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción (1995)
Text en actes de congrés
Accés obertWe study some speech enhancement algorithms based on the iterative Wiener filtering method due to Lim-Oppenheim [2], where the AR spectral estimation of the speech is carried out using a second-order analysis. But in our ... -
Robust LPC vector quantization based on kohonen's design algorithm
Rodríguez Fonollosa, José Adrián; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción (Elsevier, 1990)
Text en actes de congrés
Accés obert -
Sampling in-phase and quadrature components of band-pass signals
Mariño Acebal, José Bernardo; Masgrau Gómez, Enrique José (1990-06)
Article
Accés obertA filtering method for sampling the lowpass equivalent of a bandpass analog signal is introduced. This input is sampled at exactly twice the sampling rate of the in-phase and quadrature components provided at the output. ... -
Simplied gradient calculation in iir lattice adaptive filters
Rodríguez Fonollosa, José Adrián; Masgrau Gómez, Enrique José (1991-07)
Article
Accés obertA simplified algorithm is presented for computing the gradient in adaptive IIR (infinite impulse response) lattice filters. For a filter with N zeros and N poles, this algorithm requires only order N computations. Several ... -
Sistema de mejora de voz usando estimación AR de orden superior en ambientes reales
Salavedra Molí, Josep; Jové, X; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción (1993)
Text en actes de congrés
Accés obertWe study some speech enhancement algorithms based on the iterative Wiener filtering method due to LimOppenheim, where the AR spectral estimation of the speech is carried out using a second-order analysis. But in our ... -
Some fast higher order ar estimation techniques applied to parametric wiener filtering
Salavedra Molí, Josep; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción; Estarellas, J; Hernando Pericás, Francisco Javier (2004)
Text en actes de congrés
Accés obertSome Speech Enhancement algorithms based on the iterative Wiener filtering Method due to L1m-Oppenheim [2] are presented. In the original Lim-Oppenheim algorithm, speech AR estimation is carried out using classic second-order ... -
Some robust speech enhancement techniques using higher order AR estimation
Salavedra Molí, Josep; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción (1994)
Text en actes de congrés
Accés obert -
Spectral sensitivity and convergence rate in adaptive IIR filtering
Rodríguez Fonollosa, José Adrián; Masgrau Gómez, Enrique José (IEEE IEEE PRESS, 1990)
Text en actes de congrés
Accés obert -
Speech enhancement by adaptive wiener filtering based on cumulant ar modelling
Masgrau Gómez, Enrique José; Salavedra Molí, Josep; Moreno Bilbao, M. Asunción (1992)
Text en actes de congrés
Accés obert -
Speech recognition and enhancement using some robust HOS-based AR estimation techniques
Salavedra Molí, Josep; Hernando Pericás, Francisco Javier; Masgrau Gómez, Enrique José; Moreno Bilbao, M. Asunción (Publicacions UPC, 1995)
Text en actes de congrés
Accés obert