The wavelet function is such a function which possesses good localization characteristics, so theoretically it can be applied to the detection of non-integer harmonics.
小波函数是具有时域和频域良好局部化特性的函数,理论上可以用于非整次谐波的检测。
It proves that the improved lifting coefficient can add to the vanishing moment of the wavelet function in a constructed way, and the adding means to a more centralized energy property.
文章构造性的证明了改进提升系数能增加小波函数的消失矩,而消失矩的增加意味着能获得更好的能量集中特性。
Through construct tight branch collection of orthogonal wavelet base, we find that tight branch collection of orthogonal base wavelet function resembles real seismic wave.
构造紧支集小波正交基时发现:紧支集正交小波基函数与地震波极为相似,比较适合地震资料处理。
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