@InProceedings{jiang2020c2matching,
  author = {Yuming Jiang and Kelvin C.K. Chan and Xintao Wang and Chen Change Loy and Ziwei Liu},
  title = {Robust Reference-based Super-Resolution via C2-Matching},
  booktitle={The IEEE Conference on Computer Vision and Pattern Recognition (CVPR)},
  year = {2021}