The main analytical tools utilized in this study are cross wavelet transform and wavelet coherence.
首先使用交叉子波变换与子波相关方法分析了两者的相位关系。
A new dynamic detection method for roll bearing faults was proposed based on wavelet packet and cross entropy from the angles of information differences of detection signals.
将小波包变换和迭代交叉信息熵有机结合，从检测信号信息量差异性的角度出发，提出一种设备故障动态检测的新方法。
A fast location algorithm using classifying shrinkage in parameters space and a feature extraction method using improved wavelet cross-zero detection is presented.
提出了参数空间分级收缩的新的定位算法及其改进的小波过零检测的特征提取算法。
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