将希尔伯特黄变换应用于水声矢量信号处理之中，提出了矢量希尔伯特黄变换法(矢量hht)。

An application of Hilbert-Huang Transform in underwater acoustic vector signal processing was introduced and a new method of vector Hilbert-Huang Transform (vector HHT) was developed.

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介绍了希尔伯特黄变换算法的原理及流程，利用由希尔伯特谱反映出的丰富的物理信息来对齿轮进行故障诊断。

This paper explains the theory and algorithm of the HHT. It employs the plenty of information of gear embodied in Hilbert spectrum for fault diagnosis.

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虽然HVD方法和希尔伯特黄变换（HHT）方法这两者均以希尔伯特变换为基础，但HVD方法避免了复杂的经验模式分解（EMD）过程。

The proposed HVD method was based on the Hilbert transform(HT), just as Hilbert-Huang transform(HHT), but did not involve complicated empirical mode decomposition(EMD).

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虽然HVD方法和希尔伯特黄变换（HHT）方法这两者均以希尔伯特变换为基础，但HVD方法避免了复杂的经验模式分解（EMD）过程。

The proposed HVD method was based on the Hilbert transform(HT), just as Hilbert-Huang transform(HHT), but did not involve complicated empirical mode decomposition(EMD).

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