Results 21 to 30 of about 6,874,253 (304)

An SQP Algorithm for Structural Topology Optimization Based on Majorization–Minimization Method

open access: yesApplied Sciences, 2022
When applying the sequential quadratic programming (SQP) algorithm to topology optimization, using the quasi-Newton methods or calculating the Hessian matrix directly will result in a considerable amount of calculation, making it computationally ...
Weilong Liao, Qiliang Zhang, Huanli Meng
doaj   +1 more source

On Solutions of Possibilistic Multi- objective Quadratic Programming Problems [PDF]

open access: yesInternational Journal of Supply and Operations Management, 2017
In this paper, a multi- objective quadratic programming (Poss- MOQP) problem with possibilistic variables coefficients matrix in the objective functions is studied.
Hamiden Khalifa
doaj   +1 more source

An Optimal Generation Scheduling Approach Based on Linear Relaxation and Mixed Integer Programming

open access: yesIEEE Access, 2020
This paper proposes an optimal generation scheduling approach based on linear relaxation and mixed integer programming, which is used to solve the generation dispatch problem.
Yunkai Lei   +5 more
doaj   +1 more source

A new approach to secure economic power dispatch [PDF]

open access: yes, 1998
This article presents a new nonlinear convex network flow programming model and algorithm for solving the on-line economic power dispatch with N and N−1 security.
Irving, MR, Xu, GY, Zhu, JZ
core   +1 more source

The parallel approximability of a subclass of quadratic programming [PDF]

open access: yes, 1997
In this paper we deal with the parallel approximability of a special class of Quadratic Programming (QP), called Smooth Positive Quadratic Programming. This subclass of QP is obtained by imposing restrictions on the coefficients of the QP instance.
Serna Iglesias, María José   +1 more
core   +1 more source

A Lifting-Penalty Method for Quadratic Programming with a Quadratic Matrix Inequality Constraint

open access: yesMathematics, 2020
In this paper, a lifting-penalty method for solving the quadratic programming with a quadratic matrix inequality constraint is proposed. Additional variables are introduced to represent the quadratic terms.
Wei Liu, Li Yang, Bo Yu
doaj   +1 more source

A Solution Approach for Solving Fully Fuzzy Quadratic Programming Problems

open access: yesJournal of Applied Research on Industrial Engineering, 2018
Quadratic Programming has been widely applied to solve real-world problems. This paper describes a solution method for solving a special class of fuzzy quadratic programming problems with fuzziness in relations.
Nemat Allah Taghi-Nezhad   +1 more
doaj   +1 more source

Consensus-ADMM for General Quadratically Constrained Quadratic Programming [PDF]

open access: yesIEEE Transactions on Signal Processing, 2016
Nonconvex quadratically constrained quadratic programming (QCQP) problems have numerous applications in signal processing, machine learning, and wireless communications, albeit the general QCQP is NP-hard, and several interesting special cases are NP ...
Kejun Huang, N. Sidiropoulos
semanticscholar   +1 more source

Solution of Quadratic Programming with Interval Variables Using a Two-Level Programming Approach

open access: yesJournal of Applied Mathematics, 2018
Quadratic programming with interval variables is developed from quadratic programming with interval coefficients to obtain optimum solution in interval form, both the optimum point and optimum value.
Syaripuddin, Herry Suprajitno, Fatmawati
doaj   +1 more source

Optimality Conditions for Fuzzy Number Quadratic Programming with Fuzzy Coefficients

open access: yesJournal of Applied Mathematics, 2014
The purpose of the present paper is to investigate optimality conditions and duality theory in fuzzy number quadratic programming (FNQP) in which the objective function is fuzzy quadratic function with fuzzy number coefficients and the constraint set is ...
Xue-Gang Zhou   +2 more
doaj   +1 more source

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