On the basis of local wave method, a new method for suppressing the cross-term of Wigner-Ville distribution is presented. It is designated as local wave decomposition and its Wigner-Ville distribution.
结合局域波法，提出了一种抑制时频分布交叉项的新方法——局域波分解及其Wigner-Ville分布。
参考来源 - 基于局域波法的非平稳随机信号分析中若干问题的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
On the basis of the methods above, the method of time-frequency analysis: local wave method is introduced.
在时域、频域分析方法的基础上，论述了一种时频域分析方法这——局域波法。
Then, Local Wave method is introduced in consideration of the non-stationarity characteristic of the vibrating signals from NC machines.
针对数控机床机械系统的非线性和振动信号的非平稳特性，引入局域波分析方法。
The research work mentioned above enhances the local wave method. It also proved that the methods which are introduced in the paper can effectively identify the fault and solve practical problems.
以上研究工作在一定程度上丰富和完善了局域波分析方法，诊断应用表明本文中提出的方法能够有效的识别故障，解决实际问题。
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