An enhanced empirical wavelet transform for noisy and non-stationary signal processing

Y Hu, F Li, H Li, C Liu - Digital signal processing, 2017 - Elsevier
As an alternative method of empirical mode decomposition (EMD), the empirical Wavelet
transform (EWT) method was proposed to realize the signal decomposition by constructing …

Decomposing time series into deterministic and stochastic influences: A survey

FSLG Duarte, RA Rios, ER Hruschka… - Digital Signal …, 2019 - Elsevier
Temporal data produced by industrial, human, and natural phenomena typically contain
deterministic and stochastic influences, being the first ideally modelled using Dynamical …

Improved short-term prediction of significant wave height by decomposing deterministic and stochastic components

W Huang, S Dong - Renewable Energy, 2021 - Elsevier
Significant wave height prediction for the following hours is a necessity for the planning and
operation of wave energy devices. For a site-specific and short-term prediction, classical …

Using dynamical systems tools to detect concept drift in data streams

FG da Costa, RA Rios, RF de Mello - Expert Systems with Applications, 2016 - Elsevier
Real-world data streams may change their behaviors along time, what is referred to as
concept drift. By detecting those changes, researchers obtain relevant information about the …

Enhancing rolling bearing fault diagnosis in motors using the OCSSA-VMD-CNN-BiLSTM model: A novel approach for fast and accurate identification

Y Chang, G Bao - IEEE Access, 2024 - ieeexplore.ieee.org
This study addresses the challenges posed by the strong noise and nonstationary
characteristics of vibration signals to enhance the efficiency and accuracy of rolling-bearing …

A new approach for reconstruction of IMFs of decomposition and ensemble model for forecasting crude oil prices

P Xu, M Aamir, A Shabri, M Ishaq… - Mathematical …, 2020 - Wiley Online Library
Accurate forecasting for the crude oil price is important for government agencies, investors,
and researchers. To cope with this issue, in this paper, a new paradigm is designed for the …

A spectrum adaptive segmentation empirical wavelet transform for noisy and nonstationary signal processing

B Zhao, Q Li, Q Lv, X Si - IEEE Access, 2021 - ieeexplore.ieee.org
Compared with thresholding methods based on the traditional wavelet transform (WT),
empirical wavelet transform (EWT) has been demonstrated to outperform in terms of noise …

On supervised learning to model and predict cattle weight in precision livestock breeding

AG Biase, TZ Albertini, RF de Mello - Computers and Electronics in …, 2022 - Elsevier
Livestock production efficiency is essential to improve the world food chain in terms of
making meat available to more people and reducing producer costs, while supporting …

Enhanced partial discharge signal denoising using dispersion entropy optimized variational mode decomposition

R Dhandapani, I Mitiche, S McMeekin, VS Mallela… - Entropy, 2021 - mdpi.com
This paper presents a new approach for denoising Partial Discharge (PD) signals using a
hybrid algorithm combining the adaptive decomposition technique with Entropy measures …