Results 11 to 20 of about 4,653 (151)

Seizure classification in EEG signals utilizing Hilbert-Huang transform [PDF]

open access: yesBioMedical Engineering OnLine, 2011
Background Classification method capable of recognizing abnormal activities of the brain functionality are either brain imaging or brain signal analysis.
Abdulhay Enas W, Oweis Rami J
doaj   +2 more sources

An instantaneous frequency analysis method of stay cables

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2021
This paper presents and evaluates in detail a conjugate-pair decomposition method for tracking the instantaneous frequency of a vibration signal by processing only three (or more) most recent data points, and Probability Box theory was employed to obtain
Rumian Zhong, P Frank Pai
doaj   +1 more source

SPECTRAL ESTIMATION OF TIME SERIES

open access: yesСовременная наука и инновации, 2022
As a result of spectral analysis, namely, the fast Fourier transform (FFT) method, the wavelet transform method, the Hilbert-Huang transform method, certain periods of the time series representing the monthly average values of the sunspot numbers were ...
L. N. Dzhimbeeva   +5 more
doaj   +1 more source

Crack detection in beams using Hilbert-Huang transform [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
This study presents a non-destructive method for detecting location and depth of crack in beams. The method utilizes Hilbert-Huang Transform (HHT) as a time-series analysis technique.
Mohammad Reza Galeban, Shapour Moradi
doaj   +1 more source

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