Axppa: Approximate parallel prefix adders

MMA da Rosa, G Paim, PÜL da Costa… - … Transactions on Very …, 2022 - ieeexplore.ieee.org
Addition units are widely used in many computational kernels of several error-tolerant
applications such as machine learning and signal, image, and video processing. Besides …

Exploring efficient adder compressors for power-efficient sum of squared differences design

MMA da Rosa, G Paim, LMG Rocha… - 2020 27th IEEE …, 2020 - ieeexplore.ieee.org
This work explores the 8-2 adder compressor in the addition tree of the Sum of Squared
Differences (SSD) architecture. SSD is a distortion metric of the motion estimation in the …

Energy and Computing Assessment of Video Processing Kernels on CPU and FPGA platforms

F Mangrich, JGF Foes, G Correa… - 2023 36th SBC …, 2023 - ieeexplore.ieee.org
Heterogeneous architectures are becoming increasingly common, allowing the acceleration
of smaller modules that compose complex systems. This is specially beneficial when said …

Exploring the CORDIC Algorithm and Clock-Gating for Power-Efficient Fast Fourier Transform Hardware Architectures

A Sapper, G Paim, EAC da Costa, S Bampi - Journal of Integrated …, 2021 - jics.org.br
This work explores hardware-oriented optimizations for the CORDIC (COordinate Rotation
Digital Computer) algorithm investigating the power-efficiency improvements employing N …