Wavelet-based image deconvolution and reconstruction

N Pustelnik, A Benazza-Benhayia, Y Zheng… - Wiley encyclopedia of …, 2016 - hal.science
Image deconvolution and reconstruction are inverse problems which are encountered in a
wide array of applications. Due to the ill-posedness of such problems, their resolution …

Signal artifacts and techniques for artifacts and noise removal

MK Islam, A Rastegarnia, S Sanei - Signal Processing Techniques for …, 2021 - Springer
Biosignals have quite low signal-to-noise ratio and are often corrupted by different types of
artifacts and noises originated from both external and internal sources. The presence of …

Unrolled variational Bayesian algorithm for image blind deconvolution

Y Huang, E Chouzenoux… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we introduce a variational Bayesian algorithm (VBA) for image blind
deconvolution. Our VBA generic framework incorporates smoothness priors on the unknown …

Variational Bayesian Modal Composition Beamforming for fast-rotating axial-fan blade-noise localization and its application condition

N Chu, K Hu, H Han, L Yu, W Yang - Mechanical Systems and Signal …, 2024 - Elsevier
Abstract The Modal Composition Beamforming (MCB) method can quickly achieve the
localization of fast-rotating sound sources; however, its low resolution and unclear applied …

A variational Bayesian approach for image restoration—Application to image deblurring with Poisson–Gaussian noise

Y Marnissi, Y Zheng, E Chouzenoux… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, a methodology is investigated for signal recovery in the presence of non-
Gaussian noise. In contrast with regularized minimization approaches often adopted in the …

Scalable mean-field sparse Bayesian learning

B Worley - IEEE Transactions on Signal Processing, 2019 - ieeexplore.ieee.org
Sparse Bayesian learning is a powerful framework for expressing compressed sensing
problems in the language of Bayesian inference, but its principal algorithm-the variational …

A bayesian framework of non-synchronous measurements at coprime positions for sound source localization with high resolution

Q Liu, N Chu, L Yu, Z Shao, H Qin… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The noise distribution in the mechanical system is tightly connected to the structure design
and particular operating conditions. The noise source localization can effectively assist with …

Fast and high-resolution acoustic beamforming: A convolution accelerated deconvolution implementation

N Chu, H Zhao, L Yu, Q Huang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
It is valuable to improve the resolution and speed of acoustic beamforming in real-time
measurement, especially fault location, noise mapping, and so on. However, multiplication …

A variational Bayesian multiple particle filtering scheme for large-dimensional systems

B Ait-El-Fquih, I Hoteit - IEEE Transactions on Signal …, 2016 - ieeexplore.ieee.org
This paper considers the Bayesian filtering problem in high-dimensional nonlinear state-
space systems. In such systems, classical particle filters (PFs) are impractical due to the …

Adaptive imaging of sound source based on total variation prior and a subspace iteration integrated variational bayesian method

L Yu, Z Gong, N Chu, Y Ning… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Sound source visualization has been widely used in many scenarios such as aerospace,
industrial production, and urban management. Sound source localization technology plays …