But when the frequency of components is too near, HHT cannot shift the narrowband signal because of mode confusion.
但由于模态混淆，当信号组合分量的频率太接近时，HHT常不能正确分解窄带信号。
But when the frequency of components is too near, HHT cannot shift the narrowband signal because of mode confusion.
但由于模态混淆，当信号组合分量的频率太接近时，HHT常不能正确分解窄带信号。
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