Guilherme Paim

Publication Activity (10 Years)

Years Active: 2015-2024
Publications (10 Years): 74

Top Topics

Hardware Architecture

Haar Wavelet Transform

Sum Of Absolute Differences

Top Venues

IEEE Trans. Circuits Syst. I Regul. Pap.

Publications

Jonas Crols, Guilherme Paim, Shirui Zhao, Marian Verhelst
TreeGRNG: Binary Tree Gaussian Random Number Generator for Efficient Probabilistic AI Hardware. DATE (2024)
Morgana M. A. da Rosa, Guilherme Paim, Eduardo A. C. da Costa, Rafael Soares, Sergio Bampi
Squarer Units. Circuits Syst. Signal Process. 43 (6) (2024)
Pedro Tauã Lopes Pereira, Guilherme Paim, Paulo F. Flores, Eduardo A. C. da Costa, Sergio Bampi
AxASRE: A Novel Approach to Approximate Adder Synthesis Results Estimation. DSN-W (2023)
Morgana M. A. da Rosa, Patrícia U. L. da Costa, Guilherme Paim, Eduardo A. C. da Costa, Rafael Soares, Sergio Bampi
An Energy-Efficient StEFCal VLSI Design with Approximate Squarer and Divider Units. LASCAS (2023)
Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo Antônio César da Costa, Sérgio Jose Melo de Almeida, Sergio Bampi
ReAdapt: A Reconfigurable Datapath for Runtime Energy-Quality Scalable Adaptive Filters. IEEE Trans. Circuits Syst. I Regul. Pap. 70 (1) (2023)
Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Paulo F. Flores, Sergio Bampi
Architectural Exploration for Energy-Efficient LMS and NLMS Adaptive Filters VLSI Design. NEWCAS (2023)
Morgana Macedo Azevedo da Rosa, Guilherme Paim, Patrícia Ücker Leleu da Costa, Eduardo Antonio Cesar da Costa, Rafael Iankowski Soares, Sergio Bampi
AxPPA: Approximate Parallel Prefix Adders. IEEE Trans. Very Large Scale Integr. Syst. 31 (1) (2023)
Morgana M. A. da Rosa, Eduardo A. C. da Costa, Leandro Mateus Giacomini Rocha, Guilherme Paim, Sergio Bampi
Multiplication Logic. Circuits Syst. Signal Process. 42 (2) (2023)
Brunno Alves de Abreu, Albi Mema, Simon Thomann, Guilherme Paim, Paulo F. Flores, Sergio Bampi, Hussam Amrouch
Compact CMOS-Compatible Majority Gate Using Body Biasing in FDSOI Technology. IEEE J. Emerg. Sel. Topics Circuits Syst. 13 (1) (2023)
Gerson D. Andrade, Matheus Silva, Cínthia Schneider, Guilherme Paim, Sergio Bampi, Eduardo Costa, Alexandra L. Zimpeck
Robustness Analysis of 3-2 Adder Compressor Designed in 7-nm FinFET Technology. IEEE Trans. Circuits Syst. II Express Briefs 70 (3) (2023)
Brunno Alves Abreu, Guilherme Paim, Mateus Grellert, Sergio Bampi
C2PAx: Complexity-Aware Constant Parameter Approximation for Energy-Efficient Tree-Based Machine Learning Accelerators. IEEE Trans. Circuits Syst. I Regul. Pap. 69 (7) (2022)
Guilherme Paim, Hussam Amrouch, Leandro M. G. Rocha, Brunno Abreu, Eduardo Antônio César da Costa, Sergio Bampi, Jörg Henkel
A Framework for Crossing Temperature-Induced Timing Errors Underlying Hardware Accelerators to the Algorithm and Application Layers. IEEE Trans. Computers 71 (2) (2022)
Morgana Macedo Azevedo da Rosa, Guilherme Paim, Rafael Soares, Eduardo A. C. da Costa, Sergio Bampi
Discrete Haar Wavelet Transform Hardware Design for Energy-Efficient Image Watermarking. ICECS 2022 (2022)
Pedro Tauã Lopes Pereira, Patrícia Ücker Leleu da Costa, Guilherme da Costa Ferreira, Brunno Alves de Abreu, Guilherme Paim, Eduardo Antônio César da Costa, Sergio Bampi
Energy-Quality Scalable Design Space Exploration of Approximate FFT Hardware Architectures. IEEE Trans. Circuits Syst. I Regul. Pap. 69 (11) (2022)
Guilherme Paim, Hussam Amrouch, Eduardo Antônio César da Costa, Sergio Bampi, Jörg Henkel
Bridging the Gap Between Voltage Over-Scaling and Joint Hardware Accelerator-Algorithm Closed-Loop. IEEE Trans. Circuits Syst. Video Technol. 32 (1) (2022)
Patrícia U. L. da Costa, Morgana M. A. da Rosa, Guilherme Paim, Eduardo Antonio Cesar da Costa, Rafael Soares, Sergio Bampi
An Efficient Exponential Unit Designed in VLSI CMOS with Custom Operators. ICECS 2022 (2022)
Bianca Silveira, Guilherme Paim, Brunno Alves Abreu, Rafael dos Santos Ferreira, Cláudio Machado Diniz, Eduardo Antônio César da Costa, Sergio Bampi
The 4-2 Fused Adder-Subtractor Compressor for Low-Power Butterfly-Based Hardware Architectures. Circuits Syst. Signal Process. 41 (3) (2022)
Brunno A. Abreu, Guilherme Paim, Jorge Castro-Godínez, Mateus Grellert, Sergio Bampi
On the Netlist Gate-level Pruning for Tree-based Machine Learning Accelerators. LASCAS (2022)
Tim Bücher, Lilas Alrahis, Guilherme Paim, Sergio Bampi, Ozgur Sinanoglu, Hussam Amrouch
AppGNN: Approximation-Aware Functional Reverse Engineering using Graph Neural Networks. CoRR (2022)
Patrícia U. L. da Costa, Pedro Tauã Lopes Pereira, Brunno A. Abreu, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Improved Approximate Multipliers for Single-Precision Floating-Point Hardware Design. LASCAS (2022)
Morgana Macedo Azevedo sa Rosa, Guilherme Paim, Jorge Castro-Godínez, Eduardo A. C. da Costa, Rafael Iankowski Soares, Sergio Bampi
AxRSU: Approximate Radix-4 Squarer Unit. ISCAS (2022)
Tim Bücher, Lilas Alrahis, Guilherme Paim, Sergio Bampi, Ozgur Sinanoglu, Hussam Amrouch
AppGNN: Approximation-Aware Functional Reverse Engineering Using Graph Neural Networks. ICCAD (2022)
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)
Pedro Tauã Lopes Pereira, Guilherme Paim, Guilherme Ferreira, Eduardo A. C. da Costa, Sérgio Almeida, Sergio Bampi
Exploring Approximate Adders for Power-Efficient Harmonics Elimination Hardware Architectures. LASCAS (2021)
Leandro Mateus Giacomini Rocha, Guilherme Paim, Dwaipayan Biswas, Sergio Bampi, Francky Catthoor, Chris Van Hoof, Nick Van Helleputte
LSTM-only Model for Low-complexity HR Estimation from Wrist PPG. EMBC (2021)
Guilherme Paim, Georgios Zervakis, Girish Pahwa, Yogesh Singh Chauhan, Eduardo Antonio Cesar da Costa, Sergio Bampi, Jörg Henkel, Hussam Amrouch
On the Resiliency of NCFET Circuits Against Voltage Over-Scaling. IEEE Trans. Circuits Syst. I Regul. Pap. 68 (4) (2021)
Patrícia U. L. da Costa, Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Boosting the Efficiency of the Harmonics Elimination VLSI Architecture by Arithmetic Approximations. ICECS (2021)
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)
Guilherme Ferreira, Guilherme Paim, Leandro M. G. Rocha, Gustavo M. Santana, Renato H. Neuenfeld, Eduardo A. C. da Costa, Sergio Bampi
Low-power fast Fourier transform hardware architecture combining a split-radix butterfly and efficient adder compressors. IET Comput. Digit. Tech. 15 (3) (2021)
Andrei La Rosa, Pedro Tauã Lopes Pereira, Patrícia Ücker, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi, Sérgio Almeida
Exploring NLMS-Based Adaptive Filter Hardware Architectures for Eliminating Power Line Interference in EEG Signals. Circuits Syst. Signal Process. 40 (7) (2021)
Guilherme Ferreira, Pedro Tauã Lopes Pereira, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
A Power-Efficient FFT Hardware Architecture Exploiting Approximate Adders. LASCAS (2021)
Pedro Tauã Lopes Pereira, Guilherme Paim, Patrícia Ücker Leleu da Costa, Eduardo Antônio César da Costa, Sérgio Jose Melo de Almeida, Sergio Bampi
Architectural Exploration for Energy-Efficient Fixed-Point Kalman Filter VLSI Design. IEEE Trans. Very Large Scale Integr. Syst. 29 (7) (2021)
Patrícia Ücker Leleu da Costa, Guilherme Paim, Leandro Mateus Giacomini Rocha, Eduardo Antônio César da Costa, Sérgio Jose Melo de Almeida, Sergio Bampi
Fixed-Point NLMS and IPNLMS VLSI Architectures for Accurate FECG and FHR Processing. IEEE Trans. Biomed. Circuits Syst. 15 (5) (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)
Patrícia Ücker, Miguel R. Weirich, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Optimizing Iterative-based Dividers for an Efficient Natural Logarithm Operator Design. LASCAS (2020)
Guilherme Paim, Leandro Mateus Giacomini Rocha, Hussam Amrouch, Eduardo Antônio César da Costa, Sergio Bampi, Jörg Henkel
A Cross-Layer Gate-Level-to-Application Co-Simulation for Design Space Exploration of Approximate Circuits in HEVC Video Encoders. IEEE Trans. Circuits Syst. Video Technol. 30 (10) (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)
Morgana M. A. da Rosa, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Exploring Efficient Adder Compressors for Power-Efficient Sum of Squared Differences Design. ICECS (2020)
Guilherme Paim, Gustavo M. Santana, Brunno A. Abreu, Leandro M. G. Rocha, Mateus Grellert, Eduardo A. C. da Costa, Sergio Bampi
Exploring high-order adder compressors for power reduction in sum of absolute differences architectures for real-time UHD video encoding. J. Real Time Image Process. 17 (5) (2020)
Thomas V. Fontanari, Guilherme Paim, Leandro M. G. Rocha, Patrícia Ücker, Eduardo A. C. da Costa, Sergio Bampi
An Efficient N-bit 8-2 Adder Compressor with a Constant Internal Carry Propagation Delay. LASCAS (2020)
Mateus Terribele Leme, Guilherme Paim, Leandro M. G. Rocha, Patrícia Ücker, Vitor G. Lima, Rafael Soares, Eduardo A. C. da Costa, Sergio Bampi
Optimizing the Montgomery Modular Multiplier for a Power- and Area-Efficient Hardware Architecture. MWSCAS (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)
Morgana M. A. da Rosa, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Squared Multiplier. ICECS (2020)
Patrícia U. L. da Costa, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sérgio Almeida, Sergio Bampi
An Efficient NLMS-based VLSI Architecture for Robust FECG Extraction and FHR Processing. ICECS (2020)
Leandro M. G. Rocha, Morgana Macedo, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
Parallel Multipliers. NEWCAS (2020)
Vitor G. Lima, Guilherme Paim, Leandro M. G. Rocha, Leomar S. da Rosa Jr., Felipe S. Marques, Eduardo A. C. da Costa, Vinicius V. Camargo, Rafael Soares, Sergio Bampi
Maximizing Side Channel Attack-Resistance and Energy-Efficiency of the STTL Combining Multi-Vt Transistors with Current and Capacitance Balancing. ISCAS (2019)
Wagner Penny, Jones Goebel, Guilherme Paim, Marcelo Schiavon Porto, Luciano Agostini, Bruno Zatt
High-throughput and power-efficient hardware design for a multiple video coding standard sample interpolator. J. Real Time Image Process. 16 (1) (2019)
Guilherme Paim, Leandro Mateus Giacomini Rocha, Gustavo Madeira Santana, Leonardo Bandeira Soares, Eduardo Antonio Cesar da Costa, Sergio Bampi
Power-, Area-, and Compression-Efficient Eight-Point Approximate 2-D Discrete Tchebichef Transform Hardware Design Combining Truncation Pruning and Efficient Transposition Buffers. IEEE Trans. Circuits Syst. I Regul. Pap. (2) (2019)
Guilherme Paim, Leandro M. G. Rocha, Eduardo Antônio César da Costa, Sergio Bampi
Maximizing the Power-Efficiency of the Approximate Pruned Modified Rounded DCT Exploiting Approximate Adder Compressors. NEWCAS (2019)
Brunno Abreu, Mateus Grellert, Guilherme Paim, Thomas V. Fontanari, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Exploring Motion Vector Cost with Partial Distortion Elimination in Sum of Absolute Differences for HEVC Integer Motion Estimation. NEWCAS (2019)
Rafael S. Ferreira, Guilherme Paim, Brunno A. Abreu, Cláudio Machado Diniz, Eduardo A. C. da Costa, Sergio Bampi
HEVC Interpolation Filter Architecture Using Hybrid Encoding Arithmetic Operators. MWSCAS (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)
Luis F. Sequeira, Gustavo M. Santana, Guilherme Paim, Leandro M. G. Rocha, Brunno Abreu, Eduardo Costa, Sergio Bampi
Low-Power HEVC 8-point 2-D Discrete Cosine Transform Hardware Using Adder Compressors. NEWCAS (2018)
Brunno Abreu, Gustavo M. Santana, Mateus Grellert, Guilherme Paim, Leandro M. G. Rocha, Eduardo A. C. da Costa, Sergio Bampi
Exploiting Partial Distortion Elimination in the Sum of Absolute Differences for Energy-Efficient HEVC Integer Motion Estimation. SBCCI (2018)
Miguel R. Weirich, Guilherme Paim, Eduardo A. C. da Costa, Sergio Bampi
A Fixed-Point Natural Logarithm Approximation Hardware Design Using Taylor Series. NGCAS (2018)
Leandro M. G. Rocha, Guilherme Paim, Gustavo M. Santana, Brunno A. Abreu, Rafael Ferreira, Eduardo A. C. da Costa, Sergio Bampi
Physical implementation of an ASIC-oriented SRAM-based viterbi decoder. ICECS (2017)
Leandro M. G. Rocha, Guilherme Paim, Rafael S. Ferreira, Eduardo Costa, Sergio Bampi
Framework-based arithmetic core generation to explore ASIC-based parallel binary multipliers. ICECS (2017)
Bianca Silveira, Brunno Abreu, Guilherme Paim, Mateus Grellert, Rafael S. Ferreira, Cláudio Machado Diniz, Eduardo Costa, Sergio Bampi
Using adder and subtractor compressors to sum of absolute transformed differences architecture for low-power video encoding. ICECS (2017)
Bianca Silveira, Guilherme Paim, Brunno Abreu, Mateus Grellert, Cláudio Machado Diniz, Eduardo A. C. da Costa, Sergio Bampi
Power-Efficient Sum of Absolute Differences Hardware Architecture Using Adder Compressors for Integer Motion Estimation Design. IEEE Trans. Circuits Syst. I Regul. Pap. (12) (2017)
Guilherme Paim, Rafael S. Ferreira, Leandro M. G. Rocha, Eduardo A. C. da Costa, Tiago Giacomelli Alves, Sergio Bampi
A power-predictive environment for fast and power-aware ASIC-based FIR filter design. SBCCI (2017)
Bianca Silveira, Rafael S. Ferreira, Guilherme Paim, Cláudio Machado Diniz, Eduardo A. C. da Costa
Low power SATD architecture employing multiple sizes Hadamard Transforms and adder compressors. NEWCAS (2017)
Gustavo M. Santana, Guilherme Paim, Leandro M. G. Rocha, Renato Neuenfeld, Mateus Beck Fonseca, Eduardo A. C. da Costa, Sergio Bampi
Using efficient adder compressors with a split-radix butterfly hardware architecture for low-power IoT smart sensors. ICECS (2017)
Brunno Abreu, Guilherme Paim, Mateus Grellert, Bianca Silveira, Cláudio Machado Diniz, Eduardo Costa, Sergio Bampi
Exploiting absolute arithmetic for power-efficient sum of absolute differences. ICECS (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)
Raphael Dornelles, Guilherme Paim, Bianca Silveira, Mateus Fonseca, Eduardo A. C. da Costa, Sergio Bampi
A power-efficient 4-2 Adder Compressor topology. NEWCAS (2017)
Guilherme Paim, Leonardo Bandeira Soares, Rafael S. Ferreira, Eduardo Costa, Sergio Bampi
Pruning and approximation of coefficients for power-efficient 2-D Discrete Tchebichef Transform. NEWCAS (2017)
Guilherme Paim, Jones Goebel, Wagner Penny, Bruno Zatt, Marcelo Schiavon Porto, Luciano Volcan Agostini
High-throughput and memory-aware hardware of a sub-pixel interpolator for multiple video coding standards. ICIP (2016)
Guilherme Paim, Wagner Penny, Jones Goebel, Vladimir Afonso, Altamiro Amadeu Susin, Marcelo Schiavon Porto, Bruno Zatt, Luciano Volcan Agostini
An efficient sub-sample interpolator hardware for VP9-10 standards. ICIP (2016)
Guilherme Paim, Eduardo A. C. da Costa
Using adder compressors for power-efficient 2-D approximate Discrete Tchebichef Transform. NEWCAS (2016)
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)
Jones Goebel, Guilherme Paim, Luciano Volcan Agostini, Bruno Zatt, Marcelo Schiavon Porto
An HEVC multi-size DCT hardware with constant throughput and supporting heterogeneous CUs. ISCAS (2016)
Guilherme Paim, Leonardo Bandeira Soares, Julio F. R. Oliveira, Eduardo Costa, Sergio Bampi
A power-efficient imprecise radix-4 multiplier applied to high resolution audio processing. ICECS (2016)
Bianca Silveira, Guilherme Paim, Cláudio Machado Diniz, Eduardo A. C. da Costa
Power-efficient sum of absolute differences architecture using adder compressors. ICECS (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)
Henrique Maich, Guilherme Paim, Vladimir Afonso, Luciano Volcan Agostini, Bruno Zatt, Marcelo Schiavon Porto
A multi-standard interpolation hardware solution for H.264 and HEVC. ICIP (2015)
Wagner Penny, Guilherme Paim, Marcelo Schiavon Porto, Luciano Volcan Agostini, Bruno Zatt
Real-Time Architecture for HEVC Motion Compensation Sample Interpolator for UHD Videos. SBCCI (2015)
Henrique Maich, Guilherme Paim, Vladimir Afonso, Luciano Volcan Agostini, Bruno Zatt, Marcelo Schiavon Porto
A multi-standard interpolation filter for motion compensated prediction on high definition videos. LASCAS (2015)