1Department of Computer Science, University of Maryland, College Park, MD, USA; 2Department of Electrical and Computer Engineering, University of Pittsburgh, Pittsburgh, PA, USA; 1Department of Computer Science, University of Maryland, College Park, MD, USA; 2Department of Electrical and Computer Engineering, University of Pittsburgh, Pittsburgh, PA, USA
Zhengmian Hu, Xidong Wu, Heng Huang
Beyond Lipschitz Smoothness: A Tighter Analysis for Nonconvex Optimization