Results 91 to 100 of about 640,363 (194)

Fault Diagnosis of Rolling Bearing based on Improved HHT Energy Entropy and SVM

open access: yesJixie chuandong, 2016
Aiming at the non- stationary feature of the rolling bearing vibration signal and the fault samples are always in a small number in its fault diagnosis,a rolling bearing fault diagnosis method based on improved Hilbert- Huang transform energy entropy and
Zhou Xiaolong, Jiang Zhenhai, Ma Fenglei
doaj  

Testing Intrinsic Mode Functions for Analising Red Noise

open access: yes
The frequency spectra of massive OB stars are known to be affectedby red noise, characterized by long-term correlations in time-series data andmanifesting as a power excess at low frequencies. Proposed origins includesurface convection and granulation, stochastically excited internal gravitywaves, and inhomogeneities in stellar winds, though the ...
Sanchez Arias, Julieta Paz   +2 more
openaire   +1 more source

Nonlocal means estimation of intrinsic mode functions for speech enhancement

open access: yesTURKISH JOURNAL OF ELECTRICAL ENGINEERING & COMPUTER SCIENCES, 2020
Sagar Reddy Vumanthala   +1 more
openaire   +1 more source

Magnon squeezing in the quantum regime. [PDF]

open access: yesNat Commun
Weng YC   +10 more
europepmc   +1 more source

Polarisation of brain dynamics in mania and depression. [PDF]

open access: yesDialogues Clin Neurosci
Martino M   +4 more
europepmc   +1 more source

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