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eess.IV2022★ 17 cited
A Class of Low-complexity DCT-like Transforms for Image and Video Coding
T. L. T. da Silveira, D. R. Canterle, D. F. G. Coelho +3
The discrete cosine transform (DCT) is a relevant tool in signal processing applications, mainly known for its good decorrelation properties. Current image and video coding standar…
eess.SP2022★ 6 cited
Low-complexity Three-dimensional Discrete Hartley Transform Approximations for Medical Image Compression
V. A. Coutinho, F. M. Bayer, R. J. Cintra
The discrete Hartley transform (DHT) is a useful tool for medical image coding. The three-dimensional DHT (3D DHT) can be employed to compress medical image data, such as magnetic…