Yuguang Zhang Lijun Sheng Jian Liang 0001 Ran He 0001 Learning Fair Domain Adaptation with Virtual Label Distribution. 2026 January abs/2601.18171 CoRR https://doi.org/10.48550/arXiv.2601.18171 db/journals/corr/corr2601.html#abs-2601-18171 streams/journals/corr