Results 101 to 110 of about 4,786,449 (207)

Three Dimensional Reconstruction Based on Improved Empirical Mode Decomposition

open access: yes四川大学学报. 自然科学版, 2018
Aiming at the problem of the edge error caused by the traditional empirical mode decomposition method, an improved empirical mode decomposition method is proposed for eliminating the decomposition error in the edge zones of the signals in this paper, in ...
LI Xu-Qin, CHEN Wen-Jing, SU Xian-Yu
doaj  

Empirical mode decomposition with missing values

open access: yes, 2016
This paper considers an improvement of empirical mode decomposition (EMD) in the presence of missing data. EMD has been widely used to decompose nonlinear and nonstationary signals into some components according to intrinsic frequency called intrinsic ...
오희석, Kim, Donghoh, Oh, Hee-Seok
core   +1 more source

Ensemble empirical mode decomposition for high frequency ECG noise reduction

open access: yes, 2012
[[abstract]]An electrocardiogram (ECG) is measured from the body surface and is often corrupted by various noises, such as high-frequency muscle contraction.
張剛鳴;Chang, Kang-Ming
core  

Fault Diagnosis of Gearboxes based on Time Varying Filter for Empirical Mode Decomposition

open access: yesJixie chuandong, 2018
The empirical mode decomposition(EMD) often suffers from the problem of mode mixing.Although the mode mixing can be alleviated to some degree by the ensemble EMD(EEMD),but the introduction of assistant white noise in EEMD hinders time varying filtering ...
Lin Jinshan, Dou Chunhong, Kou Xinglei
doaj  

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