Yu, Jun, Hao Zhou, Yibing Zhan, and Dacheng Tao. 2021. “Deep Graph-Neighbor Coherence Preserving Network for Unsupervised Cross-Modal Hashing”. Proceedings of the AAAI Conference on Artificial Intelligence 35 (5):4626-34. https://ojs.aaai.org/index.php/AAAI/article/view/16592.