Sérgio J. M. de Almeida

Publication Activity (10 Years)

Years Active: 2003-2024
Publications (10 Years): 16

Top Topics

Signal Processing

Wavelet Transform

Top Venues

Circuits Syst. Signal Process.

IEEE Trans. Circuits Syst. I Regul. Pap.

Publications

Luciano C. Ayres, Ricardo Augusto Borsoi, José C. M. Bermudez, Sérgio J. M. de Almeida
A Generalized Multiscale Bundle-Based Hyperspectral Sparse Unmixing Algorithm. IEEE Geosci. Remote. Sens. Lett. 21 (2024)
Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Exploring Approximate Arithmetic Units for a Power-Efficient Kalman Gain VLSI Design. ICECS 2022 (2022)
Morgana Macedo Azevedo da Rosa, Henrique Seidel, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
An Energy-Efficient Haar Wavelet Transform Architecture for Respiratory Signal Processing. IEEE Trans. Circuits Syst. II Express Briefs 68 (2) (2021)
Henrique Seidel, Morgana Macedo Azevedo da Rosa, Guilherme Paim, Eduardo Antônio César da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Approximate Pruned and Truncated Haar Discrete Wavelet Transform VLSI Hardware for Energy-Efficient ECG Signal Processing. IEEE Trans. Circuits Syst. I Regul. Pap. 68 (5) (2021)
Luciano C. Ayres, Sérgio J. M. de Almeida, José C. M. Bermudez, Ricardo Augusto Borsoi
A Homogeneity-Based Multiscale Hyperspectral Image Representation for Sparse Spectral Unmixing. ICASSP (2021)
Vagner Guidotti, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Power-Efficient Approximate Newton-Raphson Integer Divider Applied to NLMS Adaptive Filter for High-Quality Interference Cancelling. Circuits Syst. Signal Process. 39 (11) (2020)
Andrei La Rosa, Patrícia Ücker, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Exploring NLMS and IPNLMS Adaptive Filtering VLSI Hardware Architectures for Robust EEG Signal Artifacts Elimination. ICECS (2020)
Henrique Seidel, Morgana Macedo Azevedo da Rosa, Guilherme Paim, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Energy-Efficient Haar Transform Architectures Using Efficient Addition Schemes. LASCAS (2020)
Gustavo Ott, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Mateus Beck Fonseca
IIR Filter Architectures with Truncation Error Feedback for ECG Signal Processing. Circuits Syst. Signal Process. 38 (1) (2019)
B. B. Gallo, Sérgio J. M. de Almeida, José C. M. Bermudez, Jie Chen, Cédric Richard
Non-Destructive Prediction of Pork Meat Degradation using a Stacked Autoencoder Classifier on Hyperspectral Images. EUSIPCO (2019)
Pedro Tauã Lopes Pereira, Guilherme Paim, Patrícia Ücker, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Exploring Architectural Solutions for an Energy-Efficient Kalman Filter Gain Realization. ICECS (2019)
Juliano B. Rosinha, Sérgio J. M. de Almeida, José C. M. Bermudez
A new kernel Kalman filter algorithm for estimating time-varying nonlinear systems. ISCAS (2017)
Guilherme Paim, Pedro Marques, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi
Improved goldschmidt algorithm for fast and energy-efficient fixed-point divider. ICECS (2017)
Tiago Schiavon, Guilherme Paim, Mateus Fonseca, Eduardo A. C. da Costa, Sérgio J. M. de Almeida
Exploiting adder compressors for power-efficient 2-D approximate DCT realization. LASCAS (2016)
Gustavo Ott, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Mateus Fonseca
Exploiting architectural solutions for IIR filter architecture with truncation error feedback. LASCAS (2016)
Márcio Holsbach Costa, Sérgio J. M. de Almeida, José Carlos M. Bermudez
A New Theoretical Model for the Pseudo Affine Projection Algorithm for Unity Step Size and Autoregressive Inputs. IEEE Trans. Signal Process. 64 (14) (2016)
Guilherme Paim, Mateus Fonseca, Eduardo A. C. da Costa, Sérgio J. M. de Almeida
Power efficient 2-D rounded cosine transform with adder compressors for image compression. ICECS (2015)
Vagner Guidotti, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Mateus Fonseca
Floating-point adaptive filter architectures for the cancelling of harmonics power line interference. ICECS (2015)
Eduardo A. C. da Costa, Sérgio J. M. de Almeida
Design of an efficient FPGA-based interference canceller structure using NLMS adaptive algorithm. ICECS (2013)
Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Monica Matzenauer
Gray encoded fixed-point LMS adaptive filter architecture for the harmonics power line interference cancelling. SBCCI (2013)
Odair A. Noskoski, José Carlos M. Bermudez, Sérgio J. M. de Almeida
Region-Based Wavelet-Packet Adaptive Algorithm for Identification of Sparse Impulse Responses. IEEE Trans. Signal Process. 61 (13) (2013)
Márcio H. Costa, Sérgio J. M. de Almeida, José Carlos Moreira Bermudez, Rodrigo B. Barcelos
New insights into the weight behaviour of the Affine Projection algorithm. EUSIPCO (2012)
João S. Altermann, Eduardo A. C. da Costa, Sérgio J. M. de Almeida
High performance Haar Wavelet transform architecture. ECCTD (2011)
Sérgio J. M. de Almeida, Márcio Holsbach Costa, José Carlos M. Bermudez
A theoretical model for the deficient order pseudo-affine projection algorithm. EUSIPCO (2010)
Leandro Zafalon Pieper, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Sergio Bampi, José C. Monteiro
Efficient Dedicated Multiplication Blocks for 2's Complement Radix-2m Array Multipliers. J. Comput. 5 (10) (2010)
Sérgio J. M. de Almeida, Márcio Holsbach Costa, José Carlos M. Bermudez
A stochastic model for the deficient order Affine Projection algorithm. ISSPA (2010)
André Silva, Eduardo A. C. da Costa, Sérgio J. M. de Almeida, Marcelo Schiavon Porto, Sergio Bampi
High performance motion estimation architecture using efficient adder-compressors. SBCCI (2009)
Sérgio J. M. de Almeida, José Carlos M. Bermudez, Neil J. Bershad
A Stochastic Model for a Pseudo Affine Projection Algorithm. IEEE Trans. Signal Process. 57 (1) (2009)
Sérgio J. M. de Almeida, Márcio Holsbach Costa, José Carlos M. Bermudez
A stochastic model for the deficient length Pseudo Affine Projection adaptive algorithm. EUSIPCO (2009)
Márcio Holsbach Costa, Sérgio J. M. de Almeida, Guilherme Holsbach Costa
A low cost coupled LMS adaptive algorithm with affine projection performance for autorregressive inputs: Mean weight analysis. EUSIPCO (2008)
Sérgio J. M. de Almeida, Márcio Holsbach Costa, José C. M. Bermudez
Statistical analysis of the deficient length affine projection adaptive algorithm. EUSIPCO (2007)
Sérgio J. M. de Almeida, José Carlos M. Bermudez, Neil J. Bershad, Márcio Holsbach Costa
A statistical analysis of the affine projection algorithm for unity step size and autoregressive inputs. IEEE Trans. Circuits Syst. I Regul. Pap. (7) (2005)
Sérgio J. M. de Almeida, José Carlos M. Bermudez, Neil J. Bershad
A stochastic model for the affine projection algorithm operating in a nonstationary environment. ICASSP (2) (2004)
Sérgio J. M. de Almeida, José Carlos M. Bermudez, Neil J. Bershad, Márcio H. Costa
A stochastic model for the convergence behavior of the affine projection algorithm for Gaussian inputs. ICASSP (6) (2003)