Energy-efficient Gaussian filter for image processing using approximate adder circuits. - Julio F. R. Oliveira; Leonardo Bandeira Soares; Eduardo A. C. da Costa; Sergio Bampi (ICECS, 2015)

A power-efficient imprecise radix-4 multiplier applied to high resolution audio processing. - Guilherme Paim; Leonardo Bandeira Soares; Julio F. R. Oliveira; Eduardo Costa 001; Sergio Bampi (ICECS, 2016)

Exploiting approximate adder circuits for power-efficient Gaussian and Gradient filters for Canny edge detector algorithm. - Julio de Oliveira 001; Leonardo Bandeira Soares; Eduardo Costa 001; Sergio Bampi (LASCAS, 2016)

An Energy-Efficient and Approximate Accelerator Design for Real-Time Canny Edge Detection. - Leonardo Bandeira Soares; Julio F. R. Oliveira; Eduardo Antonio Cesar da Costa; Sergio Bampi (Circuits Syst. Signal Process., 2020)