Wavelet analyze is called multi-distinguish analyze. It is a new branch driving from the Fourier transform, which is been widely used.
小波分析又称为多分辨率分析,是在傅立叶分析的基础上发展起来的新兴学科,具有非常广泛的应用范围。
参考来源 - 基于小波变换的数字水印算法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Time frequency analysis method is used to analyze the time domain and frequency domain of seismic waves at the same time according to the principle of wavelet transformation.
时频分析方法是利用小波变换原理，从地震波的时间域和频率域同时对其作出分析。
In actual testing, magnetic memory signal belongs to random signal without stationarity, adjusting adopting wavelet technique to analyze magnetic memory signal.
在实际检测中，磁记忆信号属于随机信号、不具有平稳性，宜采用小波技术分析磁记忆信号。
Because the wavelet has time-frequency local property, the wavelet method can analyze the local regularity of function more effectively than frequency domain.
由于小波具有时频局部性，因此与频域方法相比，小波方法更能有效地分析函数的局部正则性。
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