| 基于遗传神经网络的桁架损伤诊断 |
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| 引用本文： | 李斯征,霍达.基于遗传神经网络的桁架损伤诊断[J].建筑技术开发,2008(6). |
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| 作者姓名： | 李斯征 霍达 |
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| 作者单位： | 北京工业大学建筑工程学院; |
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| 摘 要： | 介绍了BP神经网络应用于损伤诊断时的局限性,将全局寻优能力很强的遗传算法作为其改进算法来优化神经网络的初始权值和阈值,并将改进的遗传神经网络应用于桁架结构的损伤诊断,数值模拟试验证实了方法的有效性。
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| 关 键 词： | 遗传神经网络 遗传算法 BP神经网络 损伤诊断 |
GENETIC ARTIFICIAL NEURAL NETWORK BASED DAMAGE DETECTION OF A TRUSS SYSTERM |
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| Li Si-zheng Huo Da.GENETIC ARTIFICIAL NEURAL NETWORK BASED DAMAGE DETECTION OF A TRUSS SYSTERM[J].Building Technique Development,2008(6). |
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| Authors: | Li Si-zheng Huo Da |
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| Abstract: | The setbacks of the back propagation algorithm is discussed and the genetic algorithm is presented to improve the ability of the back propagation neural networks,then the improved algorithm is used for damage detection of a truss system,the result of the numerical simulation is solid and shows the effectiveness of the improved algorithm. |
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| Keywords: | Genetic artificial neural network Genetic algorithm BP neural network Damage detection |
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