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相关概念视频

Design Example: Alignment of a Road Line Using GIS01:17

Design Example: Alignment of a Road Line Using GIS

27
The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
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Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

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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...
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Heuristics01:21

Heuristics

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Heuristics are problem-solving strategies that use mental shortcuts to simplify decision-making. Unlike algorithms, which must be followed precisely to achieve a correct result, heuristics offer a general problem-solving framework. They save time and energy but can sometimes lead to less rational decisions.
People often rely on heuristics when faced with an overload of information, limited time, low importance of the decision, limited information, or when a heuristic readily comes to mind. For...
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Design Example: Analyzing Capacity Contours for Flood Risk Assessment01:17

Design Example: Analyzing Capacity Contours for Flood Risk Assessment

35
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
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Problem Solving in Statics01:28

Problem Solving in Statics

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Problem-solving in statics is a crucial aspect of engineering and physics that involves resolving issues associated with bodies in a state of equilibrium. In most cases, problem-solving requires several steps to achieve an accurate result. These steps are crucial to ensuring that the solution is accurate and practical.
The physical situation and mathematical modeling must be considered; however, it is challenging to represent all physical situations using mathematical modeling. With the help of...
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Indeterminate Structure01:18

Indeterminate Structure

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Indeterminate structures refer to structures where internal forces and reactions cannot be determined using only the equations of static equilibrium.  Indeterminate structures have more unknown forces and reaction forces than equations of static equilibrium that can be used to determine them. Indeterminate structures are often used in engineering to create complex, efficient, and aesthetically pleasing structures. There are various types of indeterminate structures used in engineering and...
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相关实验视频

Updated: May 24, 2025

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm
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最近的元启发算法用于解决一些土木工程优化问题.

Essam H Houssein1,2, Mohamed Hossam Abdel Gafar3, Naglaa Fawzy3

  • 1Faculty of Computers and Information, Minia University, Minia, Egypt. essam.halim@mu.edu.eg.

Scientific reports
|March 6, 2025
PubMed
概括
此摘要是机器生成的。

一个新的混合元启发算法, Bald Eagle 搜索增长优化器 (BES-GO),在结构设计优化方面表现出色. 与现有方法相比,它在解决复杂的工程问题方面表现出卓越的性能.

关键词:
叶刀搜索搜索 叶刀搜索搜索土木工程 土木工程是指土木工程.超启发式优化算法的优化算法接梁设计 接梁设计

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科学领域:

  • 工程优化工程优化
  • 计算智能是一种计算智能.
  • 结构工程 结构工程

背景情况:

  • 结构设计优化问题带来了重大的计算挑战.
  • 现有的元启发算法往往面临着融合速度和解决方案准确性的局限性.
  • 持续需要先进的算法来解决复杂的工程设计任务.

研究的目的:

  • 提出一种新的混合元启发算法,即 Bald Eagle 搜索增长优化器 (BES-GO).
  • 评估BES-GO在基准结构设计优化问题的有效性.
  • 将BES-GO的性能与十个最先进的元启发算法进行比较.

主要方法:

  • 通过整合搜索 (BES) 和增长优化器 (GO) 来开发混合 BES-GO 算法.
  • 用BES-GO应用于各种结构设计问题:接梁,三条梁,I梁偏移,管状柱子和悬臂梁.
  • 使用CEC'20测试套件进行性能评估,并与其他十种元启发算法进行比较.

主要成果:

  • 与十个基准算法相比,BES-GO算法始终取得了优异的结果.
  • BES-GO展示了增强的搜索能力和更快的融合率.
  • 该算法在为所有测试的结构设计问题找到最佳或接近最佳的解决方案方面被证明是有效的.

结论:

  • 拟议的BES-GO混合算法是结构设计优化的一个强大而有效的工具.
  • 在融合速度和解决方案质量方面,BES-GO提供了显著的优势.
  • 这种新的方法为未来的工程计算智能研究提供了有希望的方向.