Results 11 to 20 of about 610,742 (235)

Distributed Interval Optimization Over Time-Varying Networks: A Numerical Programming Perspective

open access: yesIEEE Access, 2023
In this study, we investigate a distributed interval optimization problem involving agents linked by a time-varying network, optimizing interval objective functions under global convex constraints.
Yinghui Wang   +3 more
doaj   +1 more source

Quantum-Inspired Hierarchy for Rank-Constrained Optimization

open access: yesPRX Quantum, 2022
Many problems in information theory can be reduced to optimizations over matrices, where the rank of the matrices is constrained. We establish a link between rank-constrained optimization and the theory of quantum entanglement.
Xiao-Dong Yu   +3 more
doaj   +1 more source

QGOpt: Riemannian optimization for quantum technologies

open access: yesSciPost Physics, 2021
Many theoretical problems in quantum technology can be formulated and addressed as constrained optimization problems. The most common quantum mechanical constraints such as, e.g., orthogonality of isometric and unitary matrices, CPTP property of ...
Ilia A. Luchnikov, Alexander Ryzhov, Sergey N. Filippov, Henni Ouerdane
doaj   +1 more source

Certificates of infeasibility via nonsmooth optimization [PDF]

open access: yes, 2015
An important aspect in the solution process of constraint satisfaction problems is to identify exclusion boxes which are boxes that do not contain feasible points.
Fendl, Hannes   +2 more
core   +2 more sources

Evolutionary approach for dynamic constrained optimization problems

open access: yesAlexandria Engineering Journal, 2023
The number of research works on dynamic constrained optimization problems has been increasing rapidly over the past two decades. In this domain, many real-life decision problems need to be solved repeatedly with changing data and parameters.
Noha Hamza   +3 more
doaj   +1 more source

Stock Portfolio-Optimization Model by Mean-Semi-Variance Approach Using of Firefly Algorithm and Imperialist Competitive Algorithm [PDF]

open access: yesInternational Journal of Business and Development Studies, 2018
Selecting approaches with appropriate accuracy and suitable speed for the purpose of making decision is one of the managers’ challenges. Also investing decision is one of the main decisions of managers and it can be referred to securities transaction in ...
Hassan Heidari, Laya Neshatizadeh
doaj   +1 more source

Easy Particle Swarm Optimization for Nonlinear Constrained Optimization Problems

open access: yesIEEE Access, 2021
Particle swarm optimization (PSO) is a popular stochastic approach for solving practical optimal problems from industries due to its effective performance and few hyperparameters.
Hsuan-Yu Tseng   +3 more
doaj   +1 more source

Convex Duality in Constrained Portfolio Optimization [PDF]

open access: yes, 1992
We study the stochastic control problem of maximizing expected utility from terminal wealth and/or consumption, when the portfolio is constrained to take values in a given closed, convex subset of R^d.
Cvitanić, Jakša, Karatzas, Ioannis
core   +1 more source

A hierarchical optimization strategy for position and thickness optimization of constrained layer damping/plate to minimize sound radiation power

open access: yesAdvances in Mechanical Engineering, 2018
A hierarchical optimization strategy is proposed to optimally design constrained layer damping materials patched on the base plate for minimizing sound radiation power.
Dongdong Zhang, Tang Qi, Ling Zheng
doaj   +1 more source

New Initial Parameter for the Constrained Optimization Method [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2006
In this paper, we have investigated a new initial parameter in the nonlinear constrained optimization method. The aim of this new method is to make a balance between interior and exterior method for constrained optimization.
Abbas Al-Bayati, Ban Mitras
doaj   +1 more source

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