Výsledky vyhledávání - Integer quadratic programming. Semidefinite programming
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Spanning and Splitting: Integer Semidefinite Programming for the Quadratic Minimum Spanning Tree Problem
ISSN: 0377-2217Vydáno: Elsevier B.V 01.11.2025Vydáno v European journal of operational research (01.11.2025)“…•The quadratic minimum spanning tree problem can be modelled as an integer SDP•Our new doubly nonnegative relaxation provides strong bounds for the QMSTP…”
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A semidefinite programming method for integer convex quadratic minimization
ISSN: 1862-4472, 1862-4480Vydáno: Berlin/Heidelberg Springer Berlin Heidelberg 01.05.2018Vydáno v Optimization letters (01.05.2018)“…We consider the NP-hard problem of minimizing a convex quadratic function over the integer lattice Z n…”
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Semidefinite relaxations for non-convex quadratic mixed-integer programming
ISSN: 0025-5610, 1436-4646Vydáno: Berlin/Heidelberg Springer Berlin Heidelberg 01.10.2013Vydáno v Mathematical programming (01.10.2013)“…We present semidefinite relaxations for unconstrained non-convex quadratic mixed-integer optimization problems…”
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A Reduced Semidefinite Programming Formulation for HA Assignment Problems in Sport Scheduling
ISSN: 2676-0029Vydáno: Sociedade Brasileira de Matemática Aplicada e Computacional 17.12.2018Vydáno v Trends in Computational and Applied Mathematics (17.12.2018)“… The quadratic programming formulations leads to semidefinite relaxations, which allows us to approximately solve the models…”
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On the gap between the quadratic integer programming problem and its semidefinite relaxation
ISSN: 0025-5610, 1436-4646Vydáno: Heidelberg Springer 01.07.2006Vydáno v Mathematical programming (01.07.2006)“…Consider the semidefinite relaxation (SDR) of the quadratic integer program (QIP): [inline-graphic not available…”
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Lagrangian decomposition and mixed-integer quadratic programming reformulations for probabilistically constrained quadratic programs
ISSN: 0377-2217, 1872-6860Vydáno: Amsterdam Elsevier B.V 16.08.2012Vydáno v European journal of operational research (16.08.2012)“… ► We give an improved mixed integer quadratic programming reformulation. ► This new MIQP reformulation is more efficient than the standard MIQP reformulation…”
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A Semidefinite Programming Method for Integer Convex Quadratic Minimization
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 10.03.2017Vydáno v arXiv.org (10.03.2017)“…We consider the NP-hard problem of minimizing a convex quadratic function over the integer lattice \({\bf Z}^n…”
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A computational study for bilevel quadratic programs using semidefinite relaxations
ISSN: 0377-2217, 1872-6860Vydáno: Amsterdam Elsevier B.V 01.10.2016Vydáno v European journal of operational research (01.10.2016)“…•We derive equivalent Mixed Integer Linear Programming formulations. Thus, we compute optimal solutions and upper bounds…”
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A Transactive Retail Market Mechanism for Active Distribution Network Integrated With Large-Scale Distributed Energy Resources
ISSN: 1949-3053, 1949-3061Vydáno: Piscataway IEEE 01.09.2021Vydáno v IEEE transactions on smart grid (01.09.2021)“…The burgeoning integration of distributed energy resources (DER) poses new challenges for the economic and safe operation of the electricity system. The…”
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A Vectorized Positive Semidefinite Penalty Method for Unconstrained Binary Quadratic Programming
ISSN: 0022-3239, 1573-2878Vydáno: New York Springer US 01.01.2026Vydáno v Journal of optimization theory and applications (01.01.2026)“…The unconstrained binary quadratic programming (UBQP) problem is a class of problems of significant importance in many practical applications, such as in combinatorial optimization, circuit design, and other fields…”
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On approximating complex quadratic optimization problems via semidefinite programming relaxations
ISSN: 0025-5610, 1436-4646Vydáno: Heidelberg Springer 01.06.2007Vydáno v Mathematical programming (01.06.2007)“…In this paper the authors study semidefinite programming (SDP) models for a class of discrete and continuous quadratic optimization problems in the complex Hermitian form…”
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A note on the sufficient initial condition ensuring the convergence of directly extended 3-block ADMM for special semidefinite programming
ISSN: 0233-1934, 1029-4945Vydáno: Philadelphia Taylor & Francis 03.10.2018Vydáno v Optimization (03.10.2018)“… integer quadratic programming and maximum cut problem. The dual of these three types of problems is a 3-block separable convex optimization problem with a coupling linear equation constraint…”
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Convex quadratic relaxations for mixed-integer nonlinear programs in power systems
ISSN: 1867-2949, 1867-2957Vydáno: Berlin/Heidelberg Springer Berlin Heidelberg 01.09.2017Vydáno v Mathematical programming computation (01.09.2017)“…This paper presents a set of new convex quadratic relaxations for nonlinear and mixed-integer nonlinear programs arising in power systems…”
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Benders’ decomposition of the unit commitment problem with semidefinite relaxation of AC power flow constraints
ISSN: 0378-7796, 1873-2046Vydáno: Amsterdam Elsevier B.V 01.03.2021Vydáno v Electric power systems research (01.03.2021)“… Semidefinite programming relaxation of the rectangular AC optimal power flow is used in the subproblem…”
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Lasserre Hierarchy, Higher Eigenvalues, and Approximation Schemes for Graph Partitioning and Quadratic Integer Programming with PSD Objectives
ISBN: 145771843X, 9781457718434ISSN: 0272-5428Vydáno: IEEE 01.10.2011Vydáno v 2011 IEEE 52nd Annual Symposium on Foundations of Computer Science (01.10.2011)“…We present an approximation scheme for optimizing certain Quadratic Integer Programming problems with positive semidefinite objective functions and global lin- ear constraints…”
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Quadratic convex reformulation for quadratic programming with linear on–off constraints
ISSN: 0377-2217, 1872-6860Vydáno: Elsevier B.V 01.05.2019Vydáno v European journal of operational research (01.05.2019)“…•Advance the state-of-the-art for quadratic programming with on–off constraints.•Generalize the quadratic convex reformulation approach…”
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Exact quadratic convex reformulations of mixed-integer quadratically constrained problems
ISSN: 0025-5610, 1436-4646Vydáno: Berlin/Heidelberg Springer Berlin Heidelberg 01.07.2016Vydáno v Mathematical programming (01.07.2016)“…We propose a solution approach for the general problem ( QP ) of minimizing a quadratic function of bounded integer variables subject to a set of quadratic constraints…”
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SDP-quality bounds via convex quadratic relaxations for global optimization of mixed-integer quadratic programs
ISSN: 0025-5610, 1436-4646Vydáno: Berlin/Heidelberg Springer Berlin Heidelberg 01.11.2022Vydáno v Mathematical programming (01.11.2022)“…We consider the global optimization of nonconvex mixed-integer quadratic programs with linear equality constraints…”
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Using a Mixed Integer Quadratic Programming Solver for the Unconstrained Quadratic 0-1 Problem
ISSN: 0025-5610, 1436-4646Vydáno: Heidelberg Springer 01.01.2007Vydáno v Mathematical programming (01.01.2007)“… Our main idea is to use the recent Mixed Integer Quadratic Programming (MIQP) solvers. But, for this, we have to first convexify the objective function q(x…”
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SDPNAL+: A Matlab software for semidefinite programming with bound constraints (version 1.0)
ISSN: 1055-6788, 1029-4937Vydáno: Abingdon Taylor & Francis 02.01.2020Vydáno v Optimization methods & software (02.01.2020)“…Sdpnal+ is a MATLAB software package that implements an augmented Lagrangian based method to solve large scale semidefinite programming problems with bound constraints…”
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