Data-driven nonstationary signal decomposition approaches: a comparative analysis

T Eriksen, N Rehman - Scientific Reports, 2023 - nature.com
Signal decomposition (SD) approaches aim to decompose non-stationary signals into their
constituent amplitude-and frequency-modulated components. This represents an important …

Ultra-short-term offshore wind power prediction based on PCA-SSA-VMD and BiLSTM

Z Wang, Y Ying, L Kou, W Ke, J Wan, Z Yu, H Liu… - Sensors, 2024 - mdpi.com
In order to realize the economic dispatch and safety stability of offshore wind farms, and to
address the problems of strong randomness and strong time correlation in offshore wind …

Edla-efds: A novel ensemble deep learning approach for electrical fault detection systems

W Elmasry, M Wadi - Electric Power Systems Research, 2022 - Elsevier
Early detection of electrical faults is a very essential research area due to its positive
influence on network stability and customer satisfaction. Despite of the electrical fault …

Detection of faults in electrical power grids using an enhanced anomaly-based method

W Elmasry, M Wadi - Arabian Journal for Science and Engineering, 2022 - Springer
The increasing demand on electrical power consumption all over the world makes the need
of stable and reliable electrical power grids is indispensable. However, one of hostile …

Enhanced Anomaly‐Based Fault Detection System in Electrical Power Grids

W Elmasry, M Wadi - International Transactions on Electrical …, 2022 - Wiley Online Library
Early and accurate fault detection in electrical power grids is a very essential research area
because of its positive influence on network stability and customer satisfaction. Although …

Plastic pipeline leak localization based on wavelet packet decomposition and higher order cumulants

X Han, W Cao, X Cui, Y Gao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article presents a plastic pipeline leak localization method based on wavelet packet
decomposition and higher order cumulants. The hydrophone sensors are used to capture …

Enhanced symplectic geometry mode decomposition and its application to rotating machinery fault diagnosis under variable speed conditions

G Zhang, Y Wang, X Li, B Tang, Y Qin - Mechanical Systems and Signal …, 2022 - Elsevier
Tacholess order tracking (TLOT) has been one of the most powerful and applicable rotating
machinery fault diagnosis methods. However, it is still a challenge to accurately estimate the …

Asymptomatic COVID-19 CT image denoising method based on wavelet transform combined with improved PSO

G Wang, S Guo, L Han, AB Cekderi, X Song… - … signal processing and …, 2022 - Elsevier
The quality of asymptomatic corona virus disease 2019 (COVID-19) computed tomography
(CT) image is reduced due to interference from Gaussian noise, which affects the …

Time delay estimation using cascaded LMS filters fused by correlation coefficient for pipeline leak localization

X Cui, Y Gao, Y Ma, F Liu, H Wang - Mechanical Systems and Signal …, 2023 - Elsevier
Water leaks are commonly detected using acoustic/vibration sensors, which are sensitive to
sounds and vibrations caused by leakage. In practical surveys, the degree of success for …

Underwater acoustic signal denoising based on sparse TQWT and wavelet thresholding

J Yang, S Yan, LL Mao, Z Sui, W Wang, D Zeng - Digital Signal Processing, 2024 - Elsevier
The time-varying characteristics of the underwater environment lead to complicated
background noise in collected signals. To reduce the negative impact of noise, this paper …