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Hierarchical Order Statistics Filtering for Fast Bi-Dimensional Empirical Mode Decomposition
Serkan Semiz,Anil Celebi,Oguzhan Urhan 한국전자통신연구원 2016 ETRI Journal Vol.38 No.4
A hierarchical approach for fast bi-dimensional empirical mode decomposition (B-EMD) is proposed. The presented approach utilizes an efficient window size determination scheme that enables the multi-level computation of the order statistics filter (OSF). Our detailed experiments show that the proposed OSF computation approach allows a significantly faster computation of an EMD without degrading the decomposition accuracy.