Frequency Separation Network for Image Super-Resolution.

Shanshan Li Qiang Cai Haisheng Li Jian Cao Lei Wang Zhuangzi Li

Published in: IEEE Access (2020)

Keyphrases

image super resolution
low resolution
dictionary learning
super resolution
high resolution
feature extraction
natural images
sparse representation
nearest neighbor
principal component analysis
expectation maximization
maximum a posteriori
edge preserving
map estimation
low resolution images
kernel regression