As a new signal analysis theory, HHT has gradually applied to seismic signal analysis, mechanical failure diagnosis, hydrodynamics, medical signal processing, voice signal processing, and so on.
HHT作为一种新的信号分析理论，已逐步应用到地震信号分析、机械故障诊断、流体力学、医学信号处理和语音信号处理等领域。
Deconvolution is a necessary means of improving seismic resolution in data processing, but in the same time it can decrease the signal noise ratio.
在地震数据处理中，反褶积是用来提高分辨率的必要手段，但同时往往会降低资料的信噪比。
The paper gave a high resolution processing method based on double spectrum of seismic signal from Angle of higher order accumulated amount of signal.
本文从信号高阶累积量的角度出发给出了一种基于地震信号双谱的高分辨率处理方法。
The estimation of the seismic wavelet has a very important significance for improving the resolution and signal-to-noise of seismic data, and it is a long-term research in seismic data processing.
地震子波估计对于提高地震资料数据的分辨率、信噪比有着极为重要的意义，是国内外地震信号处理中长期研究的重要课题。
Be noted that, as the seismic data on hand has a relatively low signal to noise ratio, there is a gap between the processing results and the expected results.
需要指出的是，由于实际井间地震资料的信噪比较低，因而处理结果与预想结果之间存在一定的差距。
Be noted that, as the seismic data on hand has a relatively low signal to noise ratio, there is a gap between the processing results and the expected results.
需要指出的是，由于实际井间地震资料的信噪比较低，因而处理结果与预想结果之间存在一定的差距。
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