以线性系统频率响应函数的辨识为研究课题，对系统辨识中所面临的各种干扰噪声对模型精度估计的影响进行了系统的研究。
Serving as the question for study with identification of the frequency response function of the linear system, the effects of noises for estimated accuracy are discussed.
本文通过对锚泊非线性水动力系统进行分析，首次将两种方法取得的频率响应函数结果进行对比。
In this paper, the frequency response functions obtained by using these two methods are first compared through analysis of non-linear mooring system.
基于广义频率响应函数矩阵，讨论了多变量非线性系统的稳定性问题。
The stability of multivariable nonlinear control system is discussed in connection with the generalized frequency response function matrix.
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