小波变换同时有在时间域和频率域对信号进行局部化的特点，使其在声波信号处理中有着广泛的应用前景。
The wavelet transform is of good localization property in the domain of time and frequency, which provides a comprehensive application in processing acoustic wave.
研究寻北仪惯性传感器信号处理问题，采用基于小波域的隐马尔可夫模型(WHMM)，对连续旋转式寻北仪陀螺的输出信号进行降噪处理。
The problem of signal processing in north-finders has been studied. The wavelet-based hidden Markov models (WHMM) are used to denoise the Gyros output signals in continuous rotary north-finders.
首先讨论小波变换的原理和算法，然后重点研究小波域图像水印技术，并分别介绍灰度水印预处理和自适应小波域图像水印技术。
It discusses the little wave region DWT after introducing the principle and algorithm of little wave. Then it introduces little wave region image watermark technology.
本文主要是使用离散二进小波变换，采用小波域阈值的去噪方法对地震信号中随机噪声进行分析和处理。
This paper mainly points out how to analyze and get rid of the random noise of seismic data by using the wavelet transform and de-noising method by threshold filter in wavelet domain.
本文主要是使用离散二进小波变换，采用小波域阈值的去噪方法对地震信号中随机噪声进行分析和处理。
This paper mainly points out how to analyze and get rid of the random noise of seismic data by using the wavelet transform and de-noising method by threshold filter in wavelet domain.
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