A Phase Shift Deep Neural Network for High Frequency Approximation and Wave Problems.

Wei Cai Xiaoguang Li Lizuo Liu

Published in: SIAM J. Sci. Comput. (2020)

Keyphrases

high frequency
neural network
low frequency
phase shift
high resolution
visual quality
wavelet transform
subband
low pass
wavelet coefficients
multiscale
frequency domain
discrete wavelet transform
wavelet decomposition
high frequency components
subband decomposition