@article{xlearnerlearningcrosssourcesandtasks,
  title = {X-Learner: Learning Cross Sources and Tasks for Universal Visual Representation},
  author = {Yinan He and Gengshi Huang and Siyu Chen and Jianing Teng and Wang Kun and Zhenfei Yin and Lu Sheng and Ziwei Liu and Yu Qiao and Jing Shao},
  year = {2022},
  eprint = {2203.08764},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2203.08764v1},
}