Several techniques are set forth in the paper for the frequency response functions (FRFs) fitting by ordinary power polynomials.
提出了用幂基多项式拟合频响函数的几点技巧。
A careful selection of the best measured FRFs will generally produce much better global poles of the system for the modal parameter estimation process.
在模态参数估计过程中，仔细选择最好的测量频响通常会得到更好的系统全局极点。
The expressions of coupling FRFs which are formed by the modal parameters of launch vehicle with free interface and of payload with free interface or fixed interface are given.
给出了以自由界面的运载火箭模态参数和自由界面或固定界面有效载荷模态参数构成的耦合频响函数表达式。利用耦台频响函数可以进行不同有效载荷的界面加速度响应之间的转换。
This paper deals with the structural health detection using measured frequency response functions (FRFs) as input data toa back propagation (BP) artificial neural networks (ANNs).
研究将实测结构频率响应函数作为反向传递人工神经网络的输入数据，用来进行结构健康检测。
This paper deals with the structural health detection using measured frequency response functions (FRFs) as input data toa back propagation (BP) artificial neural networks (ANNs).
研究将实测结构频率响应函数作为反向传递人工神经网络的输入数据，用来进行结构健康检测。
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