Butterfly-Net2: Simplified Butterfly-Net and Fourier Transform Initialization.

Zhongshu Xu Yingzhou Li Xiuyuan Cheng

Published in: CoRR (2019)

Keyphrases

fourier transform
frequency domain
signal processing
fourier domain
image processing
radon transform
polar coordinates
fourier analysis
computer vision
natural images
fourier descriptors
log polar
fast fourier transform
frequency spectrum
correlation function