考虑辐射基函数神经网络,以便在元启发算法中有效生成解决方案
Erik Cuevas1, Cesar Rodolfo Ascencio-Piña2, Marco Pérez2
1Departamento de Computación, Universidad de Guadalajara, CUCEI, Av. Revolución, 1500, Guadalajara, Jal, México. erik.cuevas@academicos.udg.mx.
Scientific reports
|July 22, 2024
概括
本研究介绍了一种新的元启发优化算法,该算法使用辐射基函数神经网络 (RBFNN) 来减少函数评估. 在工程优化中,RBFNN指导搜索,提高效率和解决方案质量.
科学领域:
- 工程优化工程优化
- 计算智能是一种计算智能.
- 机器学习 机器学习
背景情况:
- 工程优化问题往往由于时间和成本的限制而面临功能评估的严重限制.
- 现有的元启发式方法通常需要大量的函数评估,这对全球优化构成了挑战.
- 在评估约束下有效地找到最佳解决方案是一个关键的研究领域.
研究的目的:
- 介绍一个新的元启发优化算法,旨在显著减少功能评估.
- 为了利用辐射基础功能神经网络 (RBFNN) 引导优化搜索过程.
- 提高全球优化的效率和有效性,在计算受限制的环境中.
主要方法:
- 拟议的算法使用最大设计方法战略性地分配初始解决方案.
- 辐射基函数神经网络 (RBFNN) 从当前的解决方案中模拟客观函数值.
- 在RBFNN隐藏层中的关键神经元识别有前途的搜索区域,通过中心体和标准偏差指导新的解决方案生成.
主要成果:
- 该算法通过专注于高价值的目标功能领域,有效地减少了功能评估的数量.
- 跨测试函数的比较分析显示,与流行的元启发算法相比,其表现始终优于其他算法.
- 新方法显示了更好的融合率,并提供了更高质量的解决方案.
结论:
- 开发的元启发式优化算法可以显著减少函数评估.
- 整合RBFNN提供了一种有效的机制,用于指导受约束优化中的搜索过程.
- 这种方法为解决有限资源的复杂工程优化挑战提供了有希望的进步.
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