Hi-Mamba: Hierarchical Mamba for Efficient Image Super-Resolution. - Junbo Qiao; Jincheng Liao; Wei Li 002; Yulun Zhang 001; Yong Guo; Yi Wen; Zhangxizi Qiu; Jiao Xie; Jie Hu 021; Shaohui Lin (CoRR, 2024)