基于模态滤波器概念提出了对载荷识别模态模型法的原理性校正方案，构造了动载荷识别的离散模态滤波器模型。

Based on the conception of the discrete modal filter, a force identification model is proposed to emend the classical modal model method.

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看待这个问题的一种方法是，系统模态只不过是一组非常复杂的滤波器，在频率基础上具有将输入信号进行放大和衰减的能力。

One way to look at it is that the modes of the system are nothing more than a very elaborate set of filters which have the ability to amplify and attenuate an input signal on a frequency basis.

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讨论了经验模态分解方法及其在获取固有模态函数过程中的自适应滤波特性。

The EMD method and its adaptive filtering property in the process of obtaining the intrinsic mode function(IMF) were discussed.

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