Rui Seara

103 papers B 4C 5Misc 7Journal 45Unranked 42
YearRankTypeTitle / Venue / Authors
2025 J jnl
A gradient-based algorithm for joint beamforming and reflection design in RIS-assisted mobile communications.
Digit. Signal Process.
Ciro André Pitz, Marcos Vinicius Matsuo, Rui Seara
2024 J jnl
On the compression of neural networks using ℓ0-norm regularization and weight pruning.
Neural Networks
Felipe Dennis de Resende Oliveira, Eduardo Luiz Ortiz Batista, Rui Seara
2024 J jnl
Stochastic analysis of the Elo rating algorithm in round-robin tournaments.
Digit. Signal Process.
Daniel Gomes de Pinho Zanco, Leszek Szczecinski, Eduardo Vinicius Kuhn, Rui Seara
2022 J jnl
A comprehensive analysis of the Elo rating algorithm: Stochastic model, convergence characteristics, design guidelines, and experimental results.
CoRR
Daniel Gomes de Pinho Zanco, Leszek Szczecinski, Eduardo Vinicius Kuhn, Rui Seara
2022 J jnl
A two-gain NLMS algorithm for sparse system identification.
Signal Process.
Fábio Luis Perez, Ciro André Pitz, Rui Seara
2022 J jnl
An
Digit. Signal Process.
Raimundo Nonato Gonçalves Robert, Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara
2022 Misc conf
LMS and NLMS Algorithms for the Identification of Impulse Responses with Intrinsic Symmetric or Antisymmetric Properties.
ICASSP
Jacob Benesty, Constantin Paleologu, Silviu Ciochina, Eduardo Vinicius Kuhn, Khaled Jamal Bakri, Rui Seara
2022 J jnl
On the behavior of a combination of adaptive filters operating with the NLMS algorithm in a nonstationary environment.
Signal Process.
Khaled Jamal Bakri, Eduardo Vinicius Kuhn, Marcos Vinicius Matsuo, Rui Seara
2022 J jnl
On the stochastic modeling of the LMS algorithm operating with bilinear forms.
Digit. Signal Process.
Khaled Jamal Bakri, Eduardo Vinicius Kuhn, Rui Seara, Jacob Benesty, Constantin Paleologu, Silviu Ciochina
2021 J jnl
A Kronecker product CLMS algorithm for adaptive beamforming.
Digit. Signal Process.
Eduardo Vinicius Kuhn, Ciro André Pitz, Marcos Vinicius Matsuo, Khaled Jamal Bakri, Rui Seara, Jacob Benesty
2021 J jnl
On the Compression of Neural Networks Using 𝓁
CoRR
Felipe Dennis de Resende Oliveira, Eduardo Luiz Ortiz Batista, Rui Seara
2021 — conf
On the Stochastic Modeling of the NLMS Algorithm Operating with Bilinear forms.
SSP
Khaled Jamal Bakri, Eduardo Vinicius Kuhn, Marcos Vinicius Matsuo, Rui Seara, Jacob Benesty, Constantin Paleologu, Silviu Ciochina
2021 J jnl
On the diffusion NLMS algorithm applied to adaptive networks: Stochastic modeling and performance comparisons.
Digit. Signal Process.
Marcos Vinicius Matsuo, Eduardo Vinicius Kuhn, Rui Seara
2021 J jnl
Stochastic modeling of the CNLMS algorithm applied to adaptive beamforming.
Signal Process.
Artur Adolfo Falkovski, Eduardo Vinicius Kuhn, Marcos Vinicius Matsuo, Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara
2020 J jnl
A novel approach for beamforming based on adaptive combinations of vector projections.
Digit. Signal Process.
Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara, Dennis R. Morgan
2019 J jnl
A Time-Varying Autoregressive Model for Characterizing Nonstationary Processes.
IEEE Signal Process. Lett.
Douglas David Baptista de Souza, Eduardo Vinicius Kuhn, Rui Seara
2019 J jnl
An Adaptive Approach for the Joint Antenna Selection and Beamforming Optimization.
IEEE Access
Guilherme Martignago Zilli, Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara, Wei-Ping Zhu
2019 J jnl
Stochastic analysis of the NLMS algorithm for nonstationary environment and deficient length adaptive filter.
Signal Process.
Marcos Vinicius Matsuo, Eduardo Vinicius Kuhn, Rui Seara
2018 J jnl
A Quadratically Constrained Stochastic Gradient Algorithm for Beamforming in Mobile Communications.
IEEE Trans. Circuits Syst. II Express Briefs
Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara
2018 J jnl
On the stochastic modeling of a VSS-NLMS algorithm with high immunity against measurement noise.
Signal Process.
Eduardo Vinicius Kuhn, José Gil Zipf, Rui Seara
2017 J jnl
A novel gain distribution policy based on individual-coefficient convergence for PNLMS-type algorithms.
Signal Process.
Fábio Luis Perez, Eduardo Vinicius Kuhn, Francisco das Chagas de Souza, Rui Seara
2016 — conf
A novel reduced-rank approach for implementing Volterra filters.
EUSIPCO
Eduardo Luiz Ortiz Batista, Rui Seara
2016 J jnl
A reduced-rank approach for implementing higher-order Volterra filters.
EURASIP J. Adv. Signal Process.
Eduardo Luiz Ortiz Batista, Rui Seara
2016 J jnl
Joint beamforming and power control using continuous updates of transmission power.
Digit. Signal Process.
Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara
2016 J jnl
LCMV-Based Reduced-Rank Beamforming Algorithm With Enhanced Tracking Capability.
IEEE Wirel. Commun. Lett.
Guilherme Martignago Zilli, Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara
2016 J jnl
Norm-constrained adaptive algorithms for sparse system identification based on projections onto intersections of hyperplanes.
Signal Process.
Eduardo Beck, Eduardo Luiz Ortiz Batista, Rui Seara
2016 J jnl
On the stochastic analysis of the NLMS algorithm for white and correlated Gaussian inputs in time-varying environments.
Signal Process.
Marcos Vinicius Matsuo, Rui Seara
2015 J jnl
Analysis of the TDLMS algorithm operating in a nonstationary environment.
Digit. Signal Process.
Eduardo Vinicius Kuhn, Javier Ernesto Kolodziej, Rui Seara
2015 J jnl
On the stochastic modeling of FxLMS-based narrowband active noise equalization systems.
Signal Process.
Marcos Vinicius Matsuo, Rui Seara
2014 J jnl
An improved mean-square weight deviation-proportionate gain algorithm based on error autocorrelation.
Signal Process.
Fábio Luis Perez, Francisco das Chagas de Souza, Rui Seara
2014 J jnl
On the Joint Beamforming and Power Control in Cellular Systems: Algorithm and Stochastic Model.
IEEE Trans. Wirel. Commun.
Ciro André Pitz, Eduardo Luiz Ortiz Batista, Rui Seara
2014 J jnl
On the Steady-State Analysis of PNLMS-Type Algorithms for Correlated Gaussian Input Data.
IEEE Signal Process. Lett.
Eduardo Vinicius Kuhn, Francisco das Chagas de Souza, Rui Seara, Dennis R. Morgan
2014 J jnl
On the stochastic modeling of the IAF-PNLMS algorithm for complex and real correlated Gaussian input data.
Signal Process.
Eduardo Vinicius Kuhn, Francisco das Chagas de Souza, Rui Seara, Dennis R. Morgan
2014 J jnl
Stochastic modeling of the NLMS algorithm for complex Gaussian input data and nonstationary environment.
Digit. Signal Process.
Eduardo Vinicius Kuhn, Javier Ernesto Kolodziej, Rui Seara
2013 C conf
A new perspective on the convergence and stability of NLMS Hammerstein filters.
ISPA
Eduardo Luiz Ortiz Batista, Rui Seara
2013 — conf
Improving the convergence of adaptive Hammerstein filters.
EUSIPCO
Eduardo Luiz Ortiz Batista, Rui Seara
2013 J jnl
On the performance of adaptive pruned Volterra filters.
Signal Process.
Eduardo Luiz Ortiz Batista, Rui Seara
2012 J jnl
A fully LMS/NLMS adaptive scheme applied to sparse-interpolated Volterra filters with removed boundary effect.
Signal Process.
Eduardo Luiz Ortiz Batista, Rui Seara
2012 J jnl
An Enhanced IAF-PNLMS Adaptive Algorithm for Sparse Impulse Response Identification.
IEEE Trans. Signal Process.
Francisco das Chagas de Souza, Rui Seara, Dennis R. Morgan
2012 — conf
On the implementation of fully adaptive interpolated FIR filters.
EUSIPCO
Eduardo Luiz Ortiz Batista, Rui Seara
2011 — conf
Adaptive NLMS diagonally-interpolated Volterra filters for network echo cancellation.
EUSIPCO
Eduardo Luiz Ortiz Batista, Rui Seara
2010 J jnl
A PNLMS algorithm with individual activation factors.
IEEE Trans. Signal Process.
Francisco das Chagas de Souza, Orlando José Tobias, Rui Seara, Dennis R. Morgan
2010 J jnl
A sparse-interpolated scheme for implementing adaptive volterra filters.
IEEE Trans. Signal Process.
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2010 — conf
Efficient implementation of adaptive FIR-IFIR filters using the LMS algorithm.
EUSIPCO
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2010 J jnl
Sorting Rates in Video Encoding Process for Complexity Reduction.
IEEE Trans. Circuits Syst. Video Technol.
Marcos Moecke, Rui Seara
2010 J jnl
Stochastic model for the mean weight evolution of the IAF-PNLMS algorithm.
IEEE Trans. Signal Process.
Francisco das Chagas de Souza, Orlando José Tobias, Rui Seara, Dennis R. Morgan
2009 — conf
Alternative approach for computing the activation factor of the PNLMS algorithm.
EUSIPCO
Francisco das Chagas de Souza, Orlando José Tobias, Rui Seara, Dennis R. Morgan
2009 B conf
Characterization of difference detection thresholds in AWGN-degraded images by using full reference metrics.
ICIP
Ronaldo de Freitas Zampolo, Diego de Azevedo Gomes, Rui Seara
2009 — conf
Fully adaptive LMS/NLMS interpolated Volterra filters with removed boundary effect.
EUSIPCO
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2009 — conf
Modified filtered-reference / filtered-error LMS algorithm: Algorithm and stochastic model.
EUSIPCO
Juan R. V. Lopez, Orlando José Tobias, Rui Seara
2009 J jnl
On the Constrained Stochastic Gradient Algorithm: Model, Performance, and Improved Version.
IEEE Trans. Signal Process.
Javier E. Kolodziej, Orlando José Tobias, Rui Seara, Dennis R. Morgan
2009 — conf
Stochastic analysis of the transform domain LMS algorithm for a non-stationary environment.
EUSIPCO
Javier E. Kolodziej, Orlando José Tobias, Rui Seara
2008 — conf
A VSSLMS algorithm based on error autocorrelation.
EUSIPCO
José Gil Zipf, Orlando José Tobias, Rui Seara
2008 Misc conf
A fully LMS adaptive interpolated Volterra structure.
ICASSP
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2008 Misc conf
A fully adaptive IFIR filter with removed border effect.
ICASSP
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2008 — conf
An analytical model for the constrained stochastic gradient algorithm.
EUSIPCO
Javier E. Kolodziej, Orlando José Tobias, Rui Seara, Dennis R. Morgan
2008 — conf
Boundary Refining Aiming at Speech Synthesis Applications.
PROPOR
Monique Vitório Nicodem, Sandra G. Kafka, Rui Seara Jr., Rui Seara
2008 — conf
Evolutionary-Based Design of a Brazilian Portuguese Recording Script for a Concatenative Synthesis System.
PROPOR
Monique Vitório Nicodem, Izabel Christine Seara, Daiana dos Anjos, Rui Seara Jr., Rui Seara
2008 — conf
On the Voiceless Aspirated Stops in Brazilian Portuguese.
PROPOR
Mariane Antero Alves, Izabel Christine Seara, Fernando Santana Pacheco, Simone Klein, Rui Seara
2008 J jnl
Stochastic Modeling of the Transform-Domain epsilon Algorithm.
IEEE Trans. Signal Process.
Elen Macedo Lobato, Orlando José Tobias, Rui Seara
2008 — conf
Stochastic model for the modified filtered-error LMS algorithm.
EUSIPCO
Juan R. V. Lopez, Orlando José Tobias, Rui Seara
2007 — conf
An improved stochastic model of the NLMS algorithm for correlated input data.
EUSIPCO
Javier E. Kolodziej, Orlando José Tobias, Rui Seara
2007 — conf
Border Effect Removal for IFIR and Interpolated Volterra Filters.
ICASSP (3)
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2007 — conf
Modified leaky delayed LMS algorithm for imperfect estimate system delay.
EUSIPCO
Juan R. V. Lopez, Orlando José Tobias, Rui Seara
2007 — conf
New Insights on the Noise Constrained LMS Algorithm.
ICASSP (3)
José Gil Zipf, Orlando José Tobias, Rui Seara
2007 — conf
New insights in adaptive cascaded FIR structure: Application to fully adaptive interpolated FIR structures.
EUSIPCO
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2007 — conf
Perceptual quality enhancement of speech corpora under optimal conditions of click detection.
ISSPA
Monique Vitório Nicodem, Rui Seara
2007 — conf
Recording script design for a Brazilian Portuguese tts system aiming at a higher phonetic and prosodic variability.
ISSPA
Monique Vitório Nicodem, Izabel Christine Seara, Rui Seara, Daiana dos Anjos
2007 — conf
Stochastic model of the LMS volterra filter.
EUSIPCO
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2007 C conf
Use of Mirror Neurons in a Holographic Associative Memory Implementation.
ISDA
Policarpo B. Uliana, Rui Seara
2007 Misc conf
Using simulation to predict market behavior for outbound call centers.
WSC
Paulo José de Freitas Filho, Geovani Ferreira da Cruz, Rui Seara, Guilherme Steinmann
2006 J jnl
Mean weight behavior of the FXAFA LMS algorithm.
IEEE Trans. Signal Process.
Orlando José Tobias, Rui Seara
2006 J jnl
On the LMS algorithm with constant and variable leakage factor in a nonlinear environment.
IEEE Trans. Signal Process.
Orlando José Tobias, Rui Seara
2006 — conf
Stochastic Model for the Generalized Subband Decomposition εNLMS Algorithm with Gaussian Data.
ICASSP (3)
Javier E. Kolodziej, Orlando José Tobias, Rui Seara
2006 — conf
Stochastic Model for the NLMS Algorithm with Correlated Gaussian Data.
ICASSP (3)
Elen Macedo Lobato, Orlando José Tobias, Rui Seara
2005 — conf
A comparison of image quality metric performances under practical conditions.
ICIP (3)
Ronaldo de Freitas Zampolo, Rui Seara
2005 — conf
A single-microphone approach for speech signal dereverberation.
EUSIPCO
Fernando Santana Pacheco, Rui Seara
2005 — conf
Fully and partially interpolated adaptive Volterra filters.
EUSIPCO
Eduardo Luiz Ortiz Batista, Orlando José Tobias, Rui Seara
2005 J jnl
Leaky-FXLMS algorithm: stochastic analysis for Gaussian data and secondary path modeling error.
IEEE Trans. Speech Audio Process.
Orlando José Tobias, Rui Seara
2005 — conf
Pauses and punctuation marks in Brazilian Portuguese read speech.
TALN (Articles courts)
Izabel Christine Seara, Fernando Santana Pacheco, Rui Seara Jr., Sandra G. Kafka, Rui Seara, Simone Klein
2005 — conf
Reducing the natural click effect within database for high quality corpus-based speech synthesis.
ISSPA
Monique Vitório Nicodem, Rui Seara, Fernando Santana Pacheco
2005 — conf
Stochastic modelling of the transform domain LMS algorithm for a time-varying environment.
EUSIPCO
Elen Macedo Lobato, Orlando José Tobias, Rui Seara
2004 — conf
A stochastic model for the transform-domain LMS algorithm.
EUSIPCO
Elen Macedo Lobato, Orlando José Tobias, Rui Seara
2004 B conf
An improved ezw algorithm based on set partitioning in hierarchical trees using wavelet regularity.
ICIP
Sergio R. M. Penedo, Rui Seara
2004 J jnl
Leaky delayed LMS algorithm: stochastic analysis for Gaussian data and delay modeling error.
IEEE Trans. Signal Process.
Orlando José Tobias, Rui Seara
2004 B conf
Perceptual image quality assessment based on bayesian networks.
ICIP
Ronaldo de Freitas Zampolo, Rui Seara
2004 B conf
Rate-distortion optimized video coding with stopping rules: quality and complexity.
ICIP
Marcos Moecke, Rui Seara
2004 — conf
Variable leakage FXLMS algorithms for nonlinear active control applications.
EUSIPCO
Orlando José Tobias, Rui Seara
2003 — conf
A measure for perceptual image quality assessment.
ICIP (1)
Ronaldo de Freitas Zampolo, Rui Seara
2002 — conf
Cut-off frequencies in wide-band systems.
ISCAS (3)
Sidnei Noceti Filho, Rui Seara
2002 J jnl
Image segmentation by histogram thresholding using fuzzy sets.
IEEE Trans. Image Process.
Orlando José Tobias, Rui Seara
2002 — conf
Performance comparison of the FXLMS, nonlinear FXLMS and leaky FXLMS algorithms in nonlinear active control applications.
EUSIPCO
Orlando José Tobias, Rui Seara
2002 Misc conf
Stochastic analysis for the leaky Delayed LMS algorithm: A new model without invoking the independence assumption.
ICASSP
Orlando José Tobias, Rui Seara
2002 — conf
Transitional filters using linear interpolation with the filter selection based on the total mean weighting performance.
ICECS
Aurencio Sanczczak Farias, Sidnei Noceti Filho, Rui Seara
2001 — conf
Analytical approach for compensation of the D/A conversion effect.
ISCAS (1)
Joceli Mayer, Rui Seara, Sidnei Noceti Filho, Rogério dos Santos
2001 — conf
Evolutionary programming in image restoration via reduced order model Kalman filtering.
ICIP (1)
Ronaldo de Freitas Zampolo, Rui Seara, Orlando José Tobias
2001 — conf
Q-GA: a modified genetic algorithm for the design of phase equalizers.
ISCAS (1)
Delmar Broglio Carvalho, Sidnei Noceti Filho, Rui Seara
2000 C conf
Analytical model for the mean weights of two adaptive interpolated-FIR filter structures.
ISCAS
Orlando J. Tobias, Rui Seara, Carlos Aurélio Faria da Rocha
2000 C conf
Transitional filters based on the classical polynomial approximations.
ISCAS
Aurencio Sanczczak Farias, Sidnei Noceti Filho, Rui Seara
1999 — conf
Design of phase equalizers via symmetry of the impulse response.
ISCAS (6)
Delmar Broglio Carvalho, Sidnei Noceti Filho, Rui Seara
1999 Misc conf
Second moment analysis of the filtered-X LMS algorithm.
ICASSP
Orlando José Tobias, José C. M. Bermudez, Neil J. Bershad, Rui Seara
1998 Misc conf
Mean weight behavior of the Filtered-X LMS algorithm.
ICASSP
Orlando José Tobias, José C. M. Bermudez, Neil J. Bershad, Rui Seara
1993 C conf
An improved quantization model for the finite precision LMS adaptive algorithm.
ISCAS
Rui Seara, José Carlos M. Bermudez, Walter P. Carpes Jr.