Multiplierless 16-point DCT approximation for low-complexity image and video coding. - Thiago Lopes Trugillo da Silveira; Raíza S. Oliveira; Fábio M. Bayer; Renato J. Cintra; Arjuna Madanayake (Signal Image Video Process., 2017)

Pruned Discrete Tchebichef Transform Approximation for Image Compression. - Vítor de A. Coutinho; Renato J. Cintra; Fábio M. Bayer; Paulo A. M. Oliveira; Raíza S. Oliveira; Arjuna Madanayake (Circuits Syst. Signal Process., 2018)

Low-complexity 8-point DCT approximation based on angle similarity for image and video coding. - Raíza S. Oliveira; Renato J. Cintra; Fábio M. Bayer; Thiago L. T. da Silveira; Arjuna Madanayake; André Leite (Multidimens. Syst. Signal Process., 2019)

Low-Complexity Loeffler DCT Approximations for Image and Video Coding. - Diego F. G. Coelho; Renato J. Cintra; Fábio M. Bayer; Sunera Kulasekera; Arjuna Madanayake; P. A. C. Martinez; Thiago L. T. da Silveira; Raíza S. Oliveira; Vassil S. Dimitrov (CoRR, 2022)

Extensions on Low-Complexity DCT Approximations for Larger Blocklengths Based on Minimal Angle Similarity. - Anabeth P. Radünz; Luan Portella; Raíza S. Oliveira; Fábio M. Bayer; Renato J. Cintra (J. Signal Process. Syst., 2023)

Osteoporosis screening: Leveraging EfficientNet with complete and cropped facial panoramic radiography imaging. - Bruno Scholles Soares Dias; Raíza S. Oliveira; Paulo Tadeu de Souza Figueiredo; André Ferreira Leite; Nilce Santos Melo; Lucas Rodrigues Costa; Marcos Fagundes Caetano; Mylène C. Q. Farias (Biomed. Signal Process. Control., 2025)