Results 1 to 10 of about 17,775 (173)

Two-channel linear phase FIR QMF bank minimax design via global nonconvex optimization programming [PDF]

open access: yesIEEE Transactions on Signal Processing, 2010
In this correspondence, a two-channel linear phase finite impulse response (FIR) quadrature mirror filter (QMF) bank minimax design problem is formulated as a nonconvex optimization problem so that a weighted sum of the maximum amplitude distortion of ...
Benmesbah, Lamia   +5 more
core   +7 more sources

A New Global Optimization Algorithm for Solving a Class of Nonconvex Programming Problems [PDF]

open access: yesJournal of Applied Mathematics, 2014
A new two-part parametric linearization technique is proposed globally to a class of nonconvex programming problems (NPP). Firstly, a two-part parametric linearization method is adopted to construct the underestimator of objective and constraint ...
Xue-Gang Zhou, Bing-Yuan Cao
doaj   +3 more sources

A Branch and Bound Algorithm for Transmission Network Expansion Planning Using Nonconvex Mixed-Integer Nonlinear Programming Models

open access: yesIEEE Access, 2022
The branch and bound (BB) algorithm is widely used to obtain the global solution of mixed-integer linear programming (MILP) problems. On the other hand, when the traditional BB structure is directly used to solve nonconvex mixed-integer nonlinear ...
Reinaldo T. Zoppei   +4 more
doaj   +1 more source

An adaptive, multivariate partitioning algorithm for global optimization of nonconvex programs [PDF]

open access: yesJournal of Global Optimization, 2019
In this work, we develop an adaptive, multivariate partitioning algorithm for solving mixed-integer nonlinear programs (MINLP) with multi-linear terms to global optimality. This iterative algorithm primarily exploits the advantages of piecewise polyhedral relaxation approaches via disjunctive formulations to solve MINLPs to global optimality in ...
Harsha Nagarajan   +4 more
openaire   +3 more sources

An accelerated gradient-based optimization development for multi-reservoir hydropower systems optimization

open access: yesEnergy Reports, 2021
Hydropower is one of the significant renewable energy resources. It is regularly requested at peak time steps to meet the load requirements of power systems resources allocation. Therefore, modeling the optimal operation of hydropower systems to maximize
Yin Fang   +5 more
doaj   +1 more source

Multi-Objective Dispatch of PV Plants in Monopolar DC Grids Using a Weighted-Based Iterative Convex Solution Methodology

open access: yesEnergies, 2023
The design of an efficient energy management system (EMS) for monopolar DC networks with high penetration of photovoltaic generation plants is addressed in this research through a convex optimization point of view.
Oscar Danilo Montoya   +2 more
doaj   +1 more source

Economic dispatch in power system networks including renewable energy resources using various optimization techniques [PDF]

open access: yesArchives of Electrical Engineering, 2021
Economic dispatch (ED) is an essential part of any power system network. ED is howto schedule the real power outputs from the available generators to get the minimum cost while satisfying all constraints of the network.
Abrar Mohamed Hafiz   +2 more
doaj   +1 more source

An ADMM-based SQP method for separably smooth nonconvex optimization

open access: yesJournal of Inequalities and Applications, 2020
This work is about a splitting approach for solving separably smooth nonconvex linearly constrained optimization problems. Based on the ideas from two classical methods, namely the sequential quadratic programming (SQP) and the alternating direction ...
Meixing Liu, Jinbao Jian
doaj   +1 more source

Finding largest small polygons with GloptiPoly [PDF]

open access: yes, 2010
A small polygon is a convex polygon of unit diameter. We are interested in small polygons which have the largest area for a given number of vertices $n$. Many instances are already solved in the literature, namely for all odd $n$, and for $n=4, 6$ and 8.
C. Audet   +17 more
core   +6 more sources

A Framework for Globally Optimizing Mixed-Integer Signomial Programs [PDF]

open access: yes, 2013
Mixed-integer signomial optimization problems have broad applicability in engineering. Extending the Global Mixed-Integer Quadratic Optimizer, GloMIQO (Misener, Floudas in J. Glob. Optim., 2012. doi:10.1007/s10898-012-9874-7), this manuscript documents a
Floudas, CA, Misener, R
core   +1 more source

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