The IMFs obtained by the method are strictly orthogonal each other;
用此方法分解信号所得本征模态信号是严格正交的;
The local energy and instantaneous frequency of the signal can be derived from the IMFs.
信号的局部能量和瞬时频率都可以从其本征模函数中推导出来。
Finally, the prediction results of the failure rate data are obtained by integrating the prediction results of the IMFs and RF.
最终,将各IMF与RF的预测结果相加以获得故障率时间序列的预测结果。
Another merit is that IMFs and non-IMFs decomposed by the method are orthogonal each other and can prevent IMFs from mode confusing.
该方法的另一个重要特点是分解所得各本征模态函数及非模态函数是严格正交的,不会产生模态混淆。
A new method is introduced to decompose a signal into a set of IMFs (Intrinsic Mode Function) by virtue of fast band-pass filtering.
利用快速滤波建立了一种对信号进行本征模态函数分解的全新方法。
Decomposing the new signal by EMD technique again and a set of new IMFs, which are quite different from the original ones, are obtained.
将该信号再次进行EMD分解,可得到一系列新的IMF,它与未消除干扰时信号的分解结果有显著差别。
Decomposing the new signal by EMD technique again and a set of new IMFs, which are quite different from the original ones, are obtained.
将该信号再次进行EMD分解,可得到一系列新的IMF,它与未消除干扰时信号的分解结果有显著差别。
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