Accelerating stochastic sequential quadratic programming for equality constrained optimization using predictive variance reduction

AS Berahas, J Shi, Z Yi, B Zhou - Computational Optimization and …, 2023 - Springer
In this paper, we propose a stochastic method for solving equality constrained optimization
problems that utilizes predictive variance reduction. Specifically, we develop a method …

Sequential quadratic optimization for stochastic optimization with deterministic nonlinear inequality and equality constraints

FE Curtis, DP Robinson, B Zhou - SIAM Journal on Optimization, 2024 - SIAM
A sequential quadratic optimization algorithm for minimizing an objective function defined by
an expectation subject to nonlinear inequality and equality constraints is proposed …

Hessian averaging in stochastic Newton methods achieves superlinear convergence

S Na, M Dereziński, MW Mahoney - Mathematical Programming, 2023 - Springer
We consider minimizing a smooth and strongly convex objective function using a stochastic
Newton method. At each iteration, the algorithm is given an oracle access to a stochastic …

Fully stochastic trust-region sequential quadratic programming for equality-constrained optimization problems

Y Fang, S Na, MW Mahoney, M Kolar - SIAM Journal on Optimization, 2024 - SIAM
We propose a trust-region stochastic sequential quadratic programming algorithm (TR-
StoSQP) to solve nonlinear optimization problems with stochastic objectives and …

[PDF][PDF] A sequential quadratic programming method with high probability complexity bounds for nonlinear equality constrained stochastic optimization

AS Berahas, M Xie, B Zhou - arXiv preprint arXiv:2301.00477, 2023 - researchgate.net
A step-search sequential quadratic programming method is proposed for solving nonlinear
equality constrained stochastic optimization problems. It is assumed that constraint function …

[PDF][PDF] Asymptotic convergence rate and statistical inference for stochastic sequential quadratic programming

S Na, MW Mahoney - arXiv: 2205.13687 v1, 2022 - par.nsf.gov
We apply a stochastic sequential quadratic programming (StoSQP) algorithm to solve
constrained nonlinear optimization problems, where the objective is stochastic and the …

An adaptive sampling augmented Lagrangian method for stochastic optimization with deterministic constraints

R Bollapragada, C Karamanli, B Keith… - … & Mathematics with …, 2023 - Elsevier
The primary goal of this paper is to provide an efficient solution algorithm based on the
augmented Lagrangian framework for optimization problems with a stochastic objective …

[PDF][PDF] A momentum-based linearized augmented Lagrangian method for nonconvex constrained stochastic optimization

Q Shi, X Wang, H Wang - Optimization Online, 2022 - optimization-online.org
Nonconvex constrained stochastic optimization has emerged in many important application
areas. Subject to general functional constraints it minimizes the sum of an expectation …

[HTML][HTML] Research on planning and optimization of trajectory for underwater vision welding robot

S Li, X Zhang - Array, 2022 - Elsevier
To achieve welding torch trajectory continuous smooth and welding time the shortest, which
of the underwater visual welding robot end, a method of interpolation the location-time …

Adaptive sampling strategies for risk-averse stochastic optimization with constraints

F Beiser, B Keith, S Urbainczyk… - IMA Journal of …, 2023 - academic.oup.com
We introduce adaptive sampling methods for stochastic programs with deterministic
constraints. First, we propose and analyze a variant of the stochastic projected gradient …