Solving unconstrained optimization problems via hybrid CD-DY conjugate gradient methods with applications

J Deepho, AB Abubakar, M Malik, IK Argyros - Journal of Computational …, 2022 - Elsevier
In this work, a new hybrid conjugate gradient (CG) algorithm is developed for finding
solutions to unconstrained optimization problems. The search direction of the algorithm …

A new family of hybrid three-term conjugate gradient method for unconstrained optimization with application to image restoration and portfolio selection

M Malik, IM Sulaiman, AB Abubakar… - AIMS …, 2023 - aimspress.com
The conjugate gradient (CG) method is an optimization method, which, in its application, has
a fast convergence. Until now, many CG methods have been developed to improve …

[PDF][PDF] A New Three-Term Conjugate Gradient Method for Unconstrained Optimization with Applications in Portfolio Selection and Robotic Motion Control.

M Malik, AB Abubakar, IM Sulaiman… - … Journal of Applied …, 2021 - researchgate.net
Three-term conjugate gradient method is one of the efficient method for solving
unconstrained optimization models. In this paper, we propose a new three-term conjugate …

[PDF][PDF] A New Modified Nonlinear Conjugate Gradient Method with Sufficient Descent Property for Unconstrained Optimization

M Fang, M Wang, D Ding, Y Sheng - Engineering Letters, 2023 - engineeringletters.com
Motivated by some well-known conjugate gradient methods, in this paper, we propose a
new hybrid conjugate gradient method for unconstrained optimization. Without any …

[PDF][PDF] Improved Whale Optimization Algorithm Combined with the Equiangular Spiral Bubble Net Predation

K Liu, L Xue, S Liu - Engineering Letters, 2023 - engineeringletters.com
At present, whale optimization algorithm (WOA) is one of the hot issues in swarm
intelligence algorithm. Since it was proposed, people have done a lot of improvement work …

[PDF][PDF] Path Planning of Mobile Robot Using Hybrid Algorithm Based on GA-IACO.

H Chen - Engineering Letters, 2022 - engineeringletters.com
In recent years, path planning is considered the optimization problem which is important for
mobile robot navigation. This study focuses on the algorithm based on GA and IACO to work …

A Modified Wei-Yao-Liu Conjugate Gradient Method for Unconstrained Optimization and Motion Control of Robotic Motion Manipulators

SN Alsuliman, NF Ibrahim… - Journal of Advanced …, 2024 - semarakilmu.com.my
The WYL-type conjugate gradient (CG) iterative formulas have been widely studied by
researchers because of their effective and robust algorithms as well as less memory …

A New Conjugate Gradient Parameter via Modification of Liu-Storey Formula for Optimization Problem and Image Restoration

SN Alsuliman, NF Ibrahim… - Journal of Advanced …, 2024 - semarakilmu.com.my
The conjugate gradient (CG) algorithms are one of the efficient numerical algorithms that are
characterized by simplicity and nice convergence properties. However, recent modification …

Covid-19 data modelling using hybrid conjugate gradient method

N Zullpakkal, N 'Aini, NHA Ghani… - Journal of Information …, 2022 - Taylor & Francis
Optimization problem is a type of mathematical problem with several uses in real life. As one
of the commonly applied methods for solving optimization problem, the conjugate gradient …

[HTML][HTML] Image Noise Reduction and Solution of Unconstrained Minimization Problems via New Conjugate Gradient Methods

BA Hassan, IAR Moghrabi, TA Ameen, RM Sulaiman… - Mathematics, 2024 - mdpi.com
The conjugate gradient (CG) directions are among the important components of the CG
algorithms. These directions have proven their effectiveness in many applications—more …