Open Access

表1

各模态分量与原始信号的相关性

模态分量 皮尔逊相关系数
IMF1 0.096
IMF2 0.812
IMF3 0.302
IMF4 0.410
IMF5 0.485

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.