DCT Approximations Based on Chen's Factorization.

C. J. Tablada Thiago L. T. da Silveira Renato J. Cintra Fábio M. Bayer

Published in: CoRR (2022)

Keyphrases

discrete cosine transform
spatial domain
pairwise
image compression
matrix factorization
low rank
jpeg images
dct coefficients
approximation methods
kronecker product
neural network
frequency domain
singular value decomposition
low bit rate
computationally tractable
digital watermark