PEAN: A Diffusion-based Prior-Enhanced Attention Network for Scene Text Image Super-Resolution.

Zuoyan Zhao Shipeng Zhu Pengfei Fang Hui Xue

Published in: CoRR (2023)

Keyphrases

image super resolution
super resolution
dictionary learning
maximum a posteriori
low resolution
edge preserving
high resolution
image classification
sparse coding
anisotropic diffusion