A multi-level text feature enhancement super-resolution network via group convolution and wavelet transform.

Yanting Xiao Xiaomei Tian Yanyu Guo Yongquan Xiao Yong Deng A multi-level text feature enhancement super-resolution network via group convolution and wavelet transform. 2024 33 J. Electronic Imaging 5 https://doi.org/10.1117/1.jei.33.5.053045 db/journals/jei/jei33.html#XiaoTGXD24 streams/journals/jei