Huang, Shaoli, Xinchao Wang, and Dacheng Tao. 2021. “SnapMix: Semantically Proportional Mixing for Augmenting Fine-Grained Data”. Proceedings of the AAAI Conference on Artificial Intelligence 35 (2):1628-36. https://doi.org/10.1609/aaai.v35i2.16255.