P. Lee, and L. Lakshmanan. Proceedings of the 2016 SIAM International Conference on Data Mining, Miami, Florida, USA, May 5-7, 2016, page 522--530. (2016)
N. Alon, T. Lee, A. Shraibman, and S. Vempala. Symposium on Theory of Computing Conference, STOC'13, Palo Alto, CA, USA, June 1-4, 2013, page 675--684. (2013)