@article{liang2024relative,
                        title={Relative Difficulty Distillation for Semantic Segmentation},
                        author={Liang, Dong and Sun, Yue and Du, Yun and Chen, Songcan and Huang, Sheng-Jun},
                        journal={arXiv preprint arXiv:2407.03719},
                        year={2024}
                      }