EMD模态分量的谱相关分析法及其对重力固体潮信号的解调分析
全海燕, 刘艳*

The Cyclic Spectrum Analysis of IMFs of EMD and Its Application to Gravity Tide
Quan Haiyan, Liu Yan
α= 2 fa ,2 fa±fb ,2 fa± 2 fb 处的循环谱分布放大图