V. A. Coutinho | DeepAI

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research

∙ 06/20/2023

Low-complexity Multidimensional DCT Approximations

In this paper, we introduce low-complexity multidimensional discrete cos...

0 V. A. Coutinho, et al. ∙

research

∙ 07/12/2022

Fast Radix-32 Approximate DFTs for 1024-Beam Digital RF Beamforming

The discrete Fourier transform (DFT) is widely employed for multi-beam d...

0 A. Madanayake, et al. ∙

research

∙ 05/31/2022

Low-complexity Three-dimensional Discrete Hartley Transform Approximations for Medical Image Compression

The discrete Hartley transform (DHT) is a useful tool for medical image ...

0 V. A. Coutinho, et al. ∙

research

∙ 05/31/2022

A Class of Low-complexity DCT-like Transforms for Image and Video Coding

The discrete cosine transform (DCT) is a relevant tool in signal process...

0 T. L. T. da Silveira, et al. ∙