伸缩窗口傅里叶变换 dilating Gabor transform
In the windowed Fourier transform analysis, the size of windows is changeless, they either satisfy with the lower frequency or higher frequency.
但是，在窗口傅里叶变换分析中，其窗口大小是固定不变的，满足了低频就满足不了高频。
参考来源 - 基于小波变换的三维面形测量研究Thistechnique overcomes the limitation of the Gabor transform that utilizes all the same size and shapewindow, and it is fit for complex object shape measurement.
该方法克服了窗口傅里叶变换分析中所有频率窗口的大小形状是固定不变的缺点,适合复杂物体形貌的测量。
参考来源 - 小波变换轮廓术·2,447,543篇论文数据，部分数据来源于NoteExpress
窗口傅里叶变换能够更好的解决关于非周期信号的表示问题。
The window Fourier transform(WFT )is one solution to the problem of better representing the nonperiodic signal.
频率域滤波方法虽然可解决时变滤波问题，但这种方法是基于傅里叶变换，在窗口与窗口之间的接合部位会出现假异常。
Although the filtering method in frequency domain can solve the time variant filtering problem based on Fourier transform, the method may appear a false anomaly in conjunct part between Windows.
短时傅里叶变换技术存在窗口问题，限制了垂向分辨率，而且不能适应地层厚度的变化；
STFT method has the window problem, which limits the vertical resolution, and cannot adapt the thickness transverse change of layers.
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