Jin, S., S. Zhou, Y. Liu, C. Chen, X. Sun, H. Yao, and X.-S. Hua. “SSAH: Semi-Supervised Adversarial Deep Hashing With Self-Paced Hard Sample Generation”. Proceedings of the AAAI Conference on Artificial Intelligence, vol. 34, no. 07, Apr. 2020, pp. 11157-64, doi:10.1609/aaai.v34i07.6773.