【摘要】 提出了基于BP网络的结构损伤识别方法,同时引入了微粒群算法对BP网络权值和阀值进行优化,建立了完整模型和损伤模型,进行了仿真,经检测样本证明,微粒群算法优化后的BP网络能很好的识别出结构损伤的位置和程度,是一种快速、有效的结构损伤识别方法。更多还原

【Abstract】 It puts forward structural damage identification method based on BP network,and introduces particle swarm optimization model to optimize BP network weight measurement and threshold value,sets up complete model and damage model,and makes a simulation.Through sample testing,it proves the BP network optimized by particle swarm optimization model can recognize the location and degree of structural damage,which is a rapid and efficient structural damage identification method.更多还原