Block diagonalization of block circulant quaternion matrices and the fast calculation for T-product of quaternion tensors

DOI10.1007/s10915-024-02623-0zbMath1547.15022MaRDI QIDQ6601117

Guyan Ni, Meng-Meng Zheng

Publication date: 10 September 2024

Published in: Journal of Scientific Computing (Search for Journal in Brave)

zbMATH Keywords

fast Fourier transformblock diagonalizationcolor image compressionquaternion tensorblock circulant quaternion matrix

Mathematics Subject Classification ID

Numerical aspects of computer graphics, image analysis, and computational geometry (65D18) Numerical methods for discrete and fast Fourier transforms (65T50) Multilinear algebra, tensor calculus (15A69) Diagonalization, Jordan forms (15A20)

This page was built for publication: Block diagonalization of block circulant quaternion matrices and the fast calculation for T-product of quaternion tensors