Selected talks

A smoothing approach for nonconvex-nonconcave min-sum-max problems. INFORMS Annual Meeting, Oct. 21, 2024.

Damped Proximal Augmented Lagrangian Method for weakly-Convex Problems with Convex Constraints. ISMP, July 24, 2024.

Decentralized Methods for Composite Nonconvex Strongly-Concave Minimax Problems. SIAM-NNP Annual Meeting, Oct. 21, 2023.

Lower complexity bounds of first-order methods for affinely constrained nonconvex nonsmooth problems. INFORMS Annual Meeting, Oct. 17, 2023

Inexact Proximal Augmented Lagrangian Method for weakly-Convex Problems with Convex Constraints. MOPTA, August 18, 2023.

Compressed Proximal Stochastic Gradient for Decentralized Composite Nonconvex Optimization. SIAM Conference on Optimization, June 01, 2023.

Decentralized gradient descent maximization method for composite nonconvex strongly-concave minimax problems. Lehigh University ISE Department Seminar, March 07, 2023.

Low-order Methods for Nonlinear Constrained Nonconvex Optimization. INFORMS Annual Meeting, Indianapolis, IN, Oct. 16, 2022.

First-order methods for nonlinear optimization with a few constraints, ICCOPT, Lehigh University, July 26, 2022. [Slides]

Distributed stochastic inertial-accelerated methods with delayed derivatives, INFORMS Optimization Society Conference, Greenville, SC, March 13, 2022. [Slides]

First-order methods for nonlinear-constrained optimization, Machine Learning Seminar, UMN, Virtual, Dec. 02, 2021.

Asynchronous Parallel Adaptive Stochastic Gradient Methods, SIAM Conference on CSE, Virtual, Mar. 04, 2021.

Near-optimal first-order methods for nonlinear programs with O(1) functional constraints, PKU Workshop on Optimization Theory and Methods, Virtual, Jan. 31, 2021.

Adaptive primal-dual stochastic gradient methods, INFORMS Annual Meeting, Virtual, Nov. 13, 2020. [Slides]

Lower complexity bounds of first-order methods for convex-concave bilinear saddle-point problems, ICCOPT, Berlin, August 06, 2019. [Slides]

Asynchronous parallel primal-dual block update method. MOPTA, Lehigh University, Aug. 16–18, 2017. [Slides]

Accelerated primal-dual methods for linearly constrained convex problems. SIAM Conference on Optimization. Vancouver, Canada, May 22–25, 2017. [Slides]