Ma, K., Zeng, J., Xiong, J., Xu, Q., Cao, X., Liu, W. and Yao, Y. (2018) “Stochastic Non-Convex Ordinal Embedding With Stabilized Barzilai-Borwein Step Size”, Proceedings of the AAAI Conference on Artificial Intelligence, 32(1). doi: 10.1609/aaai.v32i1.11599.