Results 11 to 20 of about 1,866,810 (170)

LOW-COST DEVICE FOR FAULT DIAGNOSIS IN BEARINGS BASED ON THE HILBERT-HUANG TRANSFORM [PDF]

open access: yes, 2023
In order to monitor the condition of machinery complex industrial environments, high-cost equipment is required for signal acquisition and processing.
PABLO CIFUENTES FIALLOS   +5 more
core   +1 more source

Representation Learning for EEG-Based Biometrics Using Hilbert–Huang Transform

open access: yesComputers, 2022
A promising approach to overcome the various shortcomings of password systems is the use of biometric authentication, in particular the use of electroencephalogram (EEG) data.
Mikhail Svetlakov   +4 more
doaj   +1 more source

Data Mining Applied to the Electrochemical Noise Technique in the Time/Frequency Domain for Stress Corrosion Cracking Recognition

open access: yesCorrosion and Materials Degradation, 2023
In this paper, time/frequency domain data processing was proposed to analyse the EN signal recorded during stress corrosion cracking on precipitation-hardening martensitic stainless steel in a chloride environment.
Luigi Calabrese   +2 more
doaj   +1 more source

Power-Line Partial Discharge Recognition with Hilbert–Huang Transform Features

open access: yesEnergies, 2022
Partial discharge (PD) has caused considerable challenges to the safety and stability of high voltage equipment. Therefore, highly accurate and effective PD detection has become the focus of research.
Yulu Wang, Hsiao-dong Chiang, Na Dong
doaj   +1 more source

Analyse des signaux multicomposante à modulation de fréquence linéaire par la transformation de Teager-Huang-Hough [PDF]

open access: yes, 2014
A novel detection approach of linear FM (LFM) signals, with single or multiple components, in the time-frequency plane of Teager-Huang (TH) transform is presented.
BOUDRAA, Abdelouahab   +4 more
core   +1 more source

Damage detection in a real truss bridge using Hilbert-Huang Transform of transient vibrations

open access: yes, 2021
Structural Health Monitoring (SHM) in bridges is an important field, which implements increasingly innovative damage detection strategies for both theoretical developments and laboratory-scale implementations.
Delgadillo Ayala, Rick Milton   +1 more
core   +1 more source

Decomposition of Multicomponent Micro-Doppler Signals Based on HHT-AMD

open access: yesApplied Sciences, 2018
Micro-Doppler signals analysis has been emerging as an important topic in target identification, and relative research has been focusing on features extraction and separation of the radar signals.
Wenchao Li, Gangyao Kuang, Boli Xiong
doaj   +1 more source

Research on Roller Status Diagnosis of CRDM Based on SWT and HHT [PDF]

open access: yesE3S Web of Conferences, 2021
For the control rod drive mechanism roller vibration signal’s characteristics of nonlinear and nonstationary. Based on actual equipment life experiment and roller fault experiment, a status diagnosis method of roller of control rod drive mechanism based ...
Zhang Liming   +4 more
doaj   +1 more source

Nonlinear Ultrasonic Detection Method for Delamination Damage of Lined Anti-Corrosion Pipes Using PZT Transducers

open access: yesApplied Sciences, 2018
Lined anti-corrosion pipes are widely used in oil and gas, petrochemical, pharmaceutical industries. However, defects, especially delamination, may occur in the production and service of pipes which result in safety accidents.
Xiaobin Hong   +4 more
doaj   +1 more source

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