Title :
An enhanced empirical modal decomposition without sifting
Author :
Azzaoui, Nourddine ; Snoussi, Hichem ; Duchene, Jacques
Author_Institution :
Inst. Charles Delaunay ICD, Univ. de Technol. de Troyes, Troyes, France
Abstract :
In this work, a new empirical mode decomposition (EMD) is introduced. It does not use extrema envelopes nor sifting procedure but the decomposition is only based on a direct calculation of its components from inflexion points. Our technique has many advantages: firstly, in contrast to the classical EMD, we give an analytical formula for the decomposition. Finally, a simulation study shows its efficiency.
Keywords :
signal processing; convexity changes; empirical modal decomposition; inflexion points; signal decomposition; symmetric oscillations; Biomedical signal processing; Earthquakes; Filters; Finance; Frequency; Joining processes; Signal processing; Spline;
Conference_Titel :
Statistical Signal Processing, 2009. SSP '09. IEEE/SP 15th Workshop on
Conference_Location :
Cardiff
Print_ISBN :
978-1-4244-2709-3
Electronic_ISBN :
978-1-4244-2711-6
DOI :
10.1109/SSP.2009.5278474