具有全球高维优化和真实工程问题的多增强策略的自适应动态鱼算法
Mohamed Elhosseny1,2, Mahmoud Abdel-Salam3, Ibrahim M El-Hasnony2
1College of Computing and Informatics, University of Sharjah, Sharjah, UAE.
Scientific reports
|March 28, 2025
概括
适应性动态鱼优化算法 (AD-COA-L) 提高了收速度,避免了局部优化. 这种新的方法可以提高复杂问题的优化性能.
科学领域:
- 计算智能是一种计算智能.
- 超启发式优化优化
- 算法开发 算法开发
背景情况:
- 鱼优化算法 (COA) 面临的挑战是缓慢的融合和局部优化.
- 现有的元启发算法经常在平衡探索和利用方面扎.
研究的目的:
- 引入一种改进的COA变种,即具有局部增强逃生操作员 (AD-COA-L) 的自适应动态COA.
- 解决原始COA中不良的收速度和局部最佳收的局限性.
主要方法:
- 使用伯努利地图初始化来获得高质量,均分布的初始人口.
- 应用自适应镜头基于对立的学习 (ALOBL) 来逃避局部最佳并提高解决方案质量.
- 纳入当地逃生运营商 (LEO) 以促进信息共享和防止孤立解决方案.
- 引入一种新的惯性权重,以平衡勘探和开发能力.
主要成果:
- 与18个其他算法相比,AD-COA-L在29个CEC2017基准函数上表现出卓越的准确性和平衡的勘探开发.
- 算法显示,在各种维度 (50和100) 中,融合速度得到了改进.
- AD-COA-L在解决七个复杂的现实世界工程优化问题的过程中被证明是有效的.
结论:
- 在准确性,融合性和解决方案质量方面,AD-COA-L显著优于现有的算法.
- 提议的改进有效地减轻了局部最佳趋同,并提高了整体优化性能.
- AD-COA-L为各种优化挑战提供了具有竞争力和优势的元启发方法.
相关概念视频
Collisions in Multiple Dimensions: Problem Solving
In multiple dimensions, the conservation of momentum applies in each direction independently. Hence, to solve collisions in multiple dimensions, we should write down the momentum conservation in each direction separately. To help understand collisions in multiple dimensions, consider an example.
A small car of mass 1,200 kg traveling east at 60 km/h collides at an intersection with a truck of mass 3,000 kg traveling due north at 40 km/h. The two vehicles are locked together. What is the...
A small car of mass 1,200 kg traveling east at 60 km/h collides at an intersection with a truck of mass 3,000 kg traveling due north at 40 km/h. The two vehicles are locked together. What is the...
Statically Indeterminate Problem Solving
Statically indeterminate problems are those where statics alone can not determine the internal forces or reactions. Consider a structure comprising two cylindrical rods made of steel and brass. These rods are joined at point B and restrained by rigid supports at points A and C. Now, the reactions at points A and C and the deflection at point B are to be determined. This rod structure is classified as statically indeterminate as the structure has more supports than are necessary for maintaining...
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
Optimization Problems
Optimization problems often involve identifying maximum or minimum values under specific constraints. A well-known example is determining the longest horizontal pipe that can be moved around a right-angled corner, where a 3-meter-wide hallway meets a 2-meter-wide hallway. This scenario, common in architectural design and industrial transport, can be understood conceptually through geometric and trigonometric reasoning.To visualize the problem, consider the pipe as a straight line that touches...
Lagrange Multipliers: Two Constraints
The method of Lagrange multipliers with two constraints is used to optimize a function subject to two independent constraints. In many applications, the objective function represents a quantity to be maximized or minimized, such as cost, area, distance, or energy. The two constraints represent requirements that the solution must satisfy, such as fixed volume, limited resources, or prescribed dimensions.For a function of three variables, each constraint forms a surface in three-dimensional space.
Lagrange Multipliers: Problem Solving
A silo with a cylindrical base, flat bottom, and hemispherical roof is a common design in agricultural and industrial storage due to its structural efficiency and ease of construction. Optimizing its dimensions to maximize storage capacity for a given amount of material—i.e., a fixed surface area—is a classic problem in applied calculus and engineering design. The key parameters are the radius r of the base and the height h of the cylindrical section.The total volume of the silo is obtained by...

