Faster Walsh-Hadamard and Discrete Fourier Transforms From Matrix Non-Rigidity.

Josh Alman Kevin Rao

Published in: CoRR (2022)

Keyphrases

walsh hadamard
discrete fourier transform
image matching
fourier transform
covariance matrix
frequency domain
image processing
computer vision
image sequences
infrared
fourier series
video sequences
point correspondences
singular value decomposition
low rank