Results 11 to 20 of about 1,840,782 (294)

Higher-Order Optimality Conditions for Degenerate Unconstrained Optimization Problems [PDF]

open access: yesJournal of Optimization, Differential Equations and Their Applications, 2022
In this paper necessary and sufficient conditions of a minimum for the unconstrained degenerate optimization problem are presented. These conditions generalize the well-known optimality conditions.
Viktor Zadachyn
doaj   +2 more sources

New Conjugate Gradient Method for Unconstrained Optimization with Logistic Mapping [PDF]

open access: yesScience Journal of University of Zakho, 2016
In this paper , we suggested a new conjugate gradient algorithm for unconstrained optimization based on logistic mapping, descent condition and sufficient descent condition for our  method are provided. Numerical results show that our presented algorithm
Shareef G. Shareef   +2 more
doaj   +1 more source

Modifications of the Limited Memory BFGS Algorithm for Large-scale Nonlinear Optimization [PDF]

open access: yes, 2005
In this paper we present two new numerical methods for unconstrained large-scale optimization. These methods apply update formulae, which are derived by considering different techniques of approximating the objective function.
June, Leong Wah, Hassan, Malik Abu
core   +1 more source

Replication Data for: eSLP optimization algorithm

open access: yes, 2023
m-files implementing the eSLP optimization algorithm for the three simulations (3.1. - 3.3.) described in the associated paper. File README.txt contains analytical directions regarding requirements, how to verify the results and videos generated by the ...
Optimization, eSLP
core   +1 more source

Modified new conjugate gradient method for Unconstrained Optimization

open access: yesTikrit Journal of Pure Science, 2019
The current paper modified method of conjugate gradient for solving problems of unconstrained optimization. The modified method convergence is achieved by assuming some hypotheses.
Zeyad M. Abdullah   +3 more
doaj   +1 more source

Modifying Of Barzilai and Borwein Method for Solving Large-Scale Unconstrained Optimization Problems. [PDF]

open access: yesالمجلة العراقية للعلوم الاحصائية, 2007
In this paper we present a technique for computing the minimum value of an objective function in the frame of gradient descent methods based on combination of Barzilai and Borwein approximation of Hessian matrix of objective function and Lipchetz ...
Khalil K. Abbo
doaj   +1 more source

Robust optimization in simulation: Taguchi and Krige combined [PDF]

open access: yes, 2011
Optimization of simulated systems is the goal of many methods, but most methods assume known environments. We, however, develop a "robust" methodology that accounts for uncertain environments.
Jack P. C. Kleijnen   +9 more
core   +1 more source

A New Hybrid Conjugate Gradient Method Based on Eigenvalue Analysis for Unconstrained Optimization Problems [PDF]

open access: yesControl and Optimization in Applied Mathematics, 2018
In this paper, two extended three-term conjugate gradient methods based on the Liu-Storey ({\tt LS}) conjugate gradient method are presented to solve unconstrained optimization problems.
Farzad Rahpeymaii, Majid Rostami
doaj   +1 more source

Globally convergent algorithms for solving unconstrained optimization problems [PDF]

open access: yes, 2013
New algorithms for solving unconstrained optimization problems are presented based on the idea of combining two types of descent directions: the direction of anti-gradient and either the Newton or quasi-Newton directions.
Mammadov, Musa   +2 more
core   +1 more source

Massive Data Classification via Unconstrained Support Vector Machines [PDF]

open access: yes, 2006
A highly accurate algorithm, based on support vector machines formulated as linear programs [13, 1], is proposed here as a completely unconstrained minimization problem [15].
O. L. Mangasarian   +3 more
core   +1 more source

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