multi-scale time-varying wavelet 多尺度时变子波
Combined with the characteristics of seismic image noise, using multi-scale wavelet transform, presents a new adaptive wavelet threshold denoising algorithm.
结合地震图像噪声的特点，利用多尺度小波变换的优点，提出一种新的自适应小波阈值去噪算法。
Based on the B-Spline theory, this paper present a new kind of multi-scale wavelet transform. The feature of a signal can be extracted in its maximum module or zero-crossing.
本文基于数学样条理论提出了一种新的多尺度小波变换，通过其模极值或零交叉可以有效地提取信号的特征。
The multi-scale coherent eddy structure in turbulent boundary layer is detected through taking multi-scale wavelet coefficient of stream velocity component signal as characteristic quantity.
用流向速度分量信号的多尺度子波系数作为特征量检测平板湍流边界层多尺度相干结构。
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