Jie Yang received a B.S. degree in computational mathematics from Shanxi University, Taiyuan, Shanxi, China, in 2001, and a Ph.D. degree in 2006 from the Department of Applied Mathematics, Dalian University of Technology, Dalian, Liaoning, China. At present, she is an associate professor of the School of Mathematical Sciences, Dalian University of Technology. Her research interests include imbalanced learning, neural networks, and fuzzy sets and systems.