3 papers
math.OC2025
Generalization of Silver Stepsize Schedule to Stochastic Optimization
Luwei Bai, Yang Zeng, Baoyu Zhou
This work introduces a two-step stepsize schedule for stochastic gradient methods minimizing smooth strongly convex functions. We consider the setting where only stochastic gradien…
math.OC2025
Sequential Quadratic Optimization for Solving Expectation Equality Constrained Stochastic Optimization Problems
Haoming Shen, Yang Zeng, Baoyu Zhou
A sequential quadratic programming method is designed for solving general smooth nonlinear stochastic optimization problems subject to expectation equality constraints. We consider…
physics.app-ph2024
High quality epitaxial piezoelectric and ferroelectric wurtzite AlScN thin films
Yang Zeng, Yihan Lei, Yanghe Wang +10
Piezoelectric and ferroelectric wurtzite are promising to reshape modern microelectronics because they can be easily integrated with mainstream semiconductor technology. Sc doped A…