Vítor H. Nascimento

90 papers B 1C 1Misc 20Journal 34Unranked 34
YearRankTypeTitle / Venue / Authors
2025 — conf
Reduced-Complexity Kalman Filter Considering Process Noise.
EUSIPCO
Tarek Sayjari, Carlos A. Prete Jr., Daniel C. Vidal, Vítor H. Nascimento
2024 J jnl
Favor the Tortoise Over the Hare: An Efficient Detection Algorithm for Cooperative Networks.
IEEE Trans. Signal Process.
Allan E. Feitosa, Vítor H. Nascimento, Cássio Guimarães Lopes
2023 — conf
A faster RLS-DCD adaptive filtering algorithm.
ISWCS
Naomi J. Sutcliffe de Moraes, Vítor H. Nascimento, Daniel C. Vidal, Carlos A. Prete Jr., Yuriy V. Zakharov
2023 J jnl
Jammer Tracking Based on Efficient Covariance Matrix Reconstruction With Iterative Spatial Spectrum Sampling.
IEEE Trans. Aerosp. Electron. Syst.
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2023 Misc conf
Low-complexity and model-free parameter tracking algorithms.
ACSSC
Daniel C. Vidal, Vítor H. Nascimento
2023 J jnl
Study of Robust Adaptive Beamforming Algorithms Based on Power Method Processing and Spatial Spectrum Matching.
CoRR
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2023 J jnl
Study of Robust Adaptive Beamforming with Covariance Matrix Reconstruction Based on Power Spectral Estimation and Uncertainty Region.
CoRR
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2022 J jnl
Distributed Quantization-Aware RLS Learning With Bias Compensation and Coarsely Quantized Signals.
IEEE Trans. Signal Process.
Alireza Danaee, Rodrigo C. de Lamare, Vítor H. Nascimento
2022 — conf
Quantization-Aware Federated Learning with Coarsely Quantized Measurements.
EUSIPCO
Alireza Danaee, Rodrigo C. de Lamare, Vítor H. Nascimento
2022 Misc conf
Robust Adaptive Beamforming Based on Power Method Processing and Spatial Spectrum Matching.
ICASSP
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2022 J jnl
Robust Beamforming Based on Complex-Valued Convolutional Neural Networks for Sensor Arrays.
IEEE Signal Process. Lett.
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Noushin Hajarolasvadi
2021 J jnl
Combinations of Adaptive Filters.
CoRR
Jerónimo Arenas-García, Luis Antonio Azpicueta-Ruiz, Magno T. M. Silva, Vítor H. Nascimento, Ali H. Sayed
2021 J jnl
Energy-Efficient Distributed Learning Algorithms for Coarsely Quantized Signals.
CoRR
Alireza Danaee, Rodrigo C. de Lamare, Vítor H. Nascimento
2021 J jnl
Energy-Efficient Distributed Learning With Coarsely Quantized Signals.
IEEE Signal Process. Lett.
Alireza Danaee, Rodrigo C. de Lamare, Vítor H. Nascimento
2021 — conf
Energy-Efficient Distributed Learning with Adaptive Bias Compensation for Coarsely Quantized Signals.
SSP
Alireza Danaee, Rodrigo C. de Lamare, Vítor H. Nascimento
2021 — conf
Exploring Undermodeling in Combinations of Adaptive Filters.
SSP
Thiago Y. Aoyagi, Alexandre C. Ferreira, Cássio Guimarães Lopes, Vítor H. Nascimento
2021 — conf
Low Complexity Distributed Estimation for IoT Sensor Networks.
SSP
Allan E. Feitosa, Vítor H. Nascimento, Cássio Guimarães Lopes
2021 J jnl
On the Tracking Performance of Adaptive Filters and Their Combinations.
IEEE Trans. Signal Process.
Raffaello Claser, Vítor H. Nascimento
2021 J jnl
Optimal Passive Source Localization for Acoustic Emissions.
Entropy
Carlos A. Prete Jr., Vítor H. Nascimento, Cássio Guimarães Lopes
2021 J jnl
Robust Adaptive Beamforming Based on Low-Complexity Discrete Fourier Transform Spatial Sampling.
IEEE Access
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2021 J jnl
Robust adaptive beamforming based on virtual sensors using low-complexity spatial sampling.
Signal Process.
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2021 J jnl
Study of Robust Adaptive Beamforming Based on Low-Complexity DFT Spatial Sampling.
CoRR
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2020 Misc conf
A Low-Complexity Map Detector for Distributed Networks.
ICASSP
Allan E. Feitosa, Vítor H. Nascimento, Cássio Guimarães Lopes
2020 Misc conf
Energy-Efficient Distributed Recursive Least Squares Learning with Coarsely Quantized Signals.
ACSSC
Alireza Danaee, Rodrigo C. de Lamare, Vítor H. Nascimento
2020 Misc conf
Low-Cost Adaptive Maximum Entropy Covariance Matrix Reconstruction for Robust Beamforming.
ACSSC
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2020 J jnl
Low-Cost Maximum Entropy Covariance Matrix Reconstruction Algorithm for Robust Adaptive Beamforming.
CoRR
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare
2020 J jnl
Maximum Entropy-Based Interference-Plus-Noise Covariance Matrix Reconstruction for Robust Adaptive Beamforming.
IEEE Signal Process. Lett.
Saeed Mohammadzadeh, Vítor H. Nascimento, Rodrigo C. de Lamare, Osman Kukrer
2019 Misc conf
Compressive beamforming and directional sound reconstruction using the Kronecker array transform.
ACSSC
Marcelo A. Daher, Carlos A. Prete Jr., Vítor H. Nascimento, Bruno S. Masiero
2018 J jnl
Adaptive Detection in Distributed Networks Using Maximum Likelihood Detector.
IEEE Signal Process. Lett.
Allan E. Feitosa, Vítor H. Nascimento, Cássio Guimarães Lopes
2018 Misc conf
Low-Complexity Approximation to the Kalman Filter Using the Dichotomous Coordinate Descent Algorithm.
ACSSC
Raffaello Claser, Vítor H. Nascimento, Yuriy V. Zakharov
2018 — conf
Modeling Time of Arrival Probability Distribution and TDOA Bias in Acoustic Emission Testing.
EUSIPCO
Carlos A. Prete Junior, Vítor H. Nascimento, Cássio Guimarães Lopes
2017 J jnl
Low-Complexity DCD-Based Sparse Recovery Algorithms.
IEEE Access
Yuriy V. Zakharov, Vítor H. Nascimento, Rodrigo C. de Lamare, Fernando Goncalves De Almeida Neto
2017 — conf
Low-complexity approximation to the Kalman filter using convex combinations of adaptive filters from different families.
EUSIPCO
Raffaello Claser, Vítor H. Nascimento
2017 Misc conf
On the theoretical analysis of box-constrained adaptive filters.
ACSSC
Leilson J. Araujo, Vítor H. Nascimento, Yuriy V. Zakharov
2017 J jnl
Revisiting the Kronecker Array Transform.
IEEE Signal Process. Lett.
Bruno S. Masiero, Vítor H. Nascimento
2016 — conf
A low-complexity RLS-DCD algorithm for volterra system identification.
EUSIPCO
Raffaello Claser, Vítor H. Nascimento, Yuriy V. Zakharov
2016 — conf
Acoustic image estimation using fast transforms.
SAM
Vítor H. Nascimento, Mateus C. Silva, Bruno S. Masiero
2016 J jnl
Combinations of Adaptive Filters: Performance and convergence properties.
IEEE Signal Process. Mag.
Jerónimo Arenas-García, Luis Antonio Azpicueta-Ruiz, Magno T. M. Silva, Vítor H. Nascimento, Ali H. Sayed
2016 J jnl
RLS Adaptive Filter With Inequality Constraints.
IEEE Signal Process. Lett.
Vítor H. Nascimento, Yuriy V. Zakharov
2016 — conf
Sparse sliding-window RLS adaptive filter with dynamic regularization.
EUSIPCO
Yuriy V. Zakharov, Vítor H. Nascimento
2015 J jnl
Adaptive reweighting homotopy algorithms applied to beamforming.
IEEE Trans. Aerosp. Electron. Syst.
Fernando G. Almeida Neto, Rodrigo C. de Lamare, Vítor H. Nascimento, Yuriy V. Zakharov
2015 — conf
Distributed multichannel adaptive filtering.
EUSIPCO
Fernando G. Almeida Neto, Vítor H. Nascimento, Amanda de Paula
2015 Misc conf
Sparsity-aware distributed conjugate gradient algorithms for parameter estimation over sensor networks.
ACSSC
Tamara Guerra Miller, Songcen Xu, Rodrigo C. de Lamare, Vítor H. Nascimento, Yuriy V. Zakharov
2014 — conf
Adaptive re-weighting homotopy for sparse beamforming.
EUSIPCO
Fernando G. Almeida Neto, Vítor H. Nascimento, Yuriy V. Zakharov, Rodrigo C. de Lamare
2014 J jnl
Sliding-window RLS low-cost implementation of proportionate affine projection algorithms.
IEEE ACM Trans. Audio Speech Lang. Process.
Yuriy V. Zakharov, Vítor H. Nascimento
2014 — conf
Towards spatially universal adaptive diffusion networks.
GlobalSIP
Cássio Guimarães Lopes, Luiz F. O. Chamon, Vítor H. Nascimento
2013 Misc conf
A low-cost implementation strategy for combinations of adaptive filters.
ICASSP
Vítor H. Nascimento, Magno T. M. Silva, Jerónimo Arenas-García
2013 J jnl
DCD-RLS Adaptive Filters With Penalties for Sparse Identification.
IEEE Trans. Signal Process.
Yuriy V. Zakharov, Vítor H. Nascimento
2013 — conf
Homotopy RLS-DCD adaptive filter.
ISWCS
Yuriy V. Zakharov, Vítor H. Nascimento
2013 J jnl
Joint Model-Order and Step-Size Adaptation using Convex Combinations of Adaptive Reduced-Rank Filters
CoRR
Rodrigo C. de Lamare, Vítor H. Nascimento
2013 J jnl
Two variable step-size adaptive algorithms for non-Gaussian interference environment using fractionally lower-order moment minimization.
Digit. Signal Process.
Yahong Rosa Zheng, Vítor H. Nascimento
2012 Misc conf
A low-complexity strategy for speeding up the convergence of convex combinations of adaptive filters.
ICASSP
Vítor H. Nascimento, Rodrigo C. de Lamare
2012 — conf
Continuous-time distributed estimation with asymmetric mixing.
SSP
Vítor H. Nascimento, Ali H. Sayed
2012 — conf
Homotopy algorithm using dichotomous coordinate descent iterations for sparse recovery.
ACSCC
Yuriy V. Zakharov, Vítor H. Nascimento
2012 — conf
Improving sparse echo cancellation via convex combination of two NLMS filters with different lengths.
MLSP
Álvaro Gonzalo-Ayuso, Magno T. M. Silva, Vítor H. Nascimento, Jerónimo Arenas-García
2012 — conf
Mean-square analysis of continuous-time distributed estimation strategies.
ACSCC
Vítor H. Nascimento, Ali H. Sayed
2012 — conf
Second-order analysis of the RC-WL-QLMS algorithm.
ISWCS
Fernando G. Almeida Neto, Vítor H. Nascimento
2012 — conf
Session TA8a2: Signal processing and adaptive systems II.
ACSCC
Vítor H. Nascimento
2012 — conf
Sparse RLS adaptive filter with diagonal loading.
ACSCC
Yuriy V. Zakharov, Vítor H. Nascimento
2011 Misc conf
A fast transform for acoustic imaging with separable arrays.
ICASSP
Flavio P. Ribeiro, Vítor H. Nascimento
2011 Misc conf
Computationally efficient regularized acoustic imaging.
ICASSP
Flavio P. Ribeiro, Vítor H. Nascimento
2011 — conf
Continuous-time distributed estimation.
ACSCC
Vítor H. Nascimento, Ali H. Sayed
2011 B conf
Crowdsourcing subjective image quality evaluation.
ICIP
Flavio P. Ribeiro, Dinei A. F. Florêncio, Vítor H. Nascimento
2011 J jnl
Fast Transforms for Acoustic Imaging - Part I: Theory.
IEEE Trans. Image Process.
Flavio P. Ribeiro, Vítor H. Nascimento
2011 J jnl
Fast Transforms for Acoustic Imaging - Part II: Applications.
IEEE Trans. Image Process.
Flavio P. Ribeiro, Vítor H. Nascimento
2010 C conf
A statistical analysis of the dual-mode CMA.
ISCAS
Renato Candido, Magno T. M. Silva, Maria D. Miranda, Vítor H. Nascimento
2010 Misc conf
A transient analysis for the convex combination of two adaptive filters with transfer of coefficients.
ICASSP
Magno T. M. Silva, Vítor H. Nascimento, Jerónimo Arenas-García
2010 J jnl
An Array Recursive Least-Squares Algorithm With Generic Nonfading Regularization Matrix.
IEEE Signal Process. Lett.
Manolis C. Tsakiris, Cássio Guimarães Lopes, Vítor H. Nascimento
2010 — conf
Joint model-order and step-size adaptation with convex combinations of reduced-rank adaptive filters.
ISWCS
Rodrigo C. de Lamare, Vítor H. Nascimento
2010 Misc conf
Knowledge-aided STAP algorithm using convex combination of inverse covariance matrices for heterogenous clutter.
ICASSP
Rui Fa, Rodrigo C. de Lamare, Vítor H. Nascimento
2010 Misc conf
On the tracking performance of combinations of least mean squares and recursive least squares adaptive filters.
ICASSP
Vítor H. Nascimento, Magno T. M. Silva, Luis Antonio Azpicueta-Ruiz, Jerónimo Arenas-García
2010 — conf
Reduced-complexity widely linear adaptive estimation.
ISWCS
Fernando G. Almeida Neto, Vítor H. Nascimento, Magno T. M. Silva
2010 J jnl
Transient and steady-state analysis of the affine combination of two adaptive filters.
IEEE Trans. Signal Process.
Renato Candido, Magno T. M. Silva, Vítor H. Nascimento
2009 Misc conf
On combinations of CMA equalizers.
ICASSP
Renato Candido, Magno T. M. Silva, Vítor H. Nascimento
2008 Misc conf
A robust and computationally efficient method for tonal active noise control using a simplified secondary path model.
ICASSP
Flavio P. Ribeiro, Vítor H. Nascimento
2008 — conf
Affine combinations of adaptive filters.
ACSCC
Renato Candido, Magno T. M. Silva, Vítor H. Nascimento
2008 Misc conf
Avoiding divergence in the constant modulus algorithm.
ICASSP
Maria D. Miranda, M. T. M. Silva, Vítor H. Nascimento
2008 Misc conf
Tracking analysis of the constant modulus algorithm.
ICASSP
Magno T. M. Silva, Vítor H. Nascimento
2007 — conf
Convex Combination of Adaptive Filters with Different Tracking Capabilities.
ICASSP (3)
Magno T. M. Silva, Vítor H. Nascimento
2007 — conf
Convex Combination of Blind Adaptive Equalizers with Different Tracking Capabilities.
ICASSP (3)
Magno T. M. Silva, Vítor H. Nascimento
2006 — conf
Modeling Finite Precision Lms Behavior Using Markov Chains.
ICASSP (3)
Yasmín Montenegro M., José Carlos M. Bermudez, Vítor H. Nascimento
2005 — conf
When is the least-mean fourth algorithm mean-square stable?
ICASSP (4)
Vítor H. Nascimento, José Carlos M. Bermudez
2004 — conf
A simple model for the effect of normalization on the convergence rate of adaptive filters.
ICASSP (2)
Vítor H. Nascimento
2003 J jnl
Analysis of the hierarchical LMS algorithm.
IEEE Signal Process. Lett.
Vítor H. Nascimento
2003 — conf
New results on the stability analysis of the LMF (least mean fourth) adaptive algorithm.
ICASSP (6)
Pedro Inácio Hübscher, Vítor H. Nascimento, José Carlos M. Bermudez
2002 J jnl
A Regularized Robust Design Criterion for Uncertain Data.
SIAM J. Matrix Anal. Appl.
Ali H. Sayed, Vítor H. Nascimento, Flávio A. M. Cipparrone
2002 — conf
Improving the initial convergence of adaptive filters: variable-length LMS algorithms.
DSP
Vítor H. Nascimento
2000 J jnl
On the learning mechanism of adaptive filters.
IEEE Trans. Signal Process.
Vítor H. Nascimento, Ali H. Sayed
1999 J jnl
Unbiased and stable leakage-based adaptive filters.
IEEE Trans. Signal Process.
Vítor H. Nascimento, Ali H. Sayed
1998 — conf
Design criteria for uncertain models with structured and unstructured uncertainties.
Robustness in Identification and Control
Ali H. Sayed, Vítor H. Nascimento