Fast multiclass dictionaries learning with geometrical directions in MRI reconstruction

Z Zhan, JF Cai, D Guo, Y Liu, Z Chen… - IEEE Transactions on …, 2015‏ - ieeexplore.ieee.org
Objective: Improve the reconstructed image with fast and multiclass dictionaries learning
when magnetic resonance imaging is accelerated by undersampling the k-space data …

Image reconstruction of compressed sensing MRI using graph-based redundant wavelet transform

Z Lai, X Qu, Y Liu, D Guo, J Ye, Z Zhan, Z Chen - Medical image analysis, 2016‏ - Elsevier
Compressed sensing magnetic resonance imaging has shown great capacity for
accelerating magnetic resonance imaging if an image can be sparsely represented. How the …

Fast multi-contrast MRI reconstruction

J Huang, C Chen, L Axel - Magnetic resonance imaging, 2014‏ - Elsevier
Multi-contrast magnetic resonance imaging (MRI) is a useful technique to aid clinical
diagnosis. This paper proposes an efficient algorithm to jointly reconstruct multiple T1/T2 …

Balanced sparse model for tight frames in compressed sensing magnetic resonance imaging

Y Liu, JF Cai, Z Zhan, D Guo, J Ye, Z Chen, X Qu - PloS one, 2015‏ - journals.plos.org
Compressed sensing has shown to be promising to accelerate magnetic resonance
imaging. In this new technology, magnetic resonance images are usually reconstructed by …

MR image reconstruction using a combination of compressed sensing and partial Fourier acquisition: ESPReSSo

T Küstner, C Würslin, S Gatidis… - IEEE transactions on …, 2016‏ - ieeexplore.ieee.org
A Cartesian subsampling scheme is proposed incorporating the idea of PF acquisition and
variable-density Poisson Disc (vdPD) subsampling by redistributing the sampling space …

WTDUN: Wavelet tree-structured sampling and deep unfolding network for image compressed sensing

K Han, J Wang, Y Shi, H Cai, N Ling, B Yin - ACM Transactions on …, 2024‏ - dl.acm.org
Deep unfolding networks have gained increasing attention in the field of compressed
sensing (CS) owing to their theoretical interpretability and superior reconstruction …

Iterative support detection-based split Bregman method for wavelet frame-based image inpainting

L He, Y Wang - IEEE Transactions on image processing, 2014‏ - ieeexplore.ieee.org
The wavelet frame systems have been extensively studied due to their capability of sparsely
approximating piecewise smooth functions, such as images, and the corresponding wavelet …

Fast iteratively reweighted least squares algorithms for analysis-based sparse reconstruction

C Chen, L He, H Li, J Huang - Medical image analysis, 2018‏ - Elsevier
In this paper, we propose a novel algorithm for analysis-based sparsity reconstruction. It can
solve the generalized problem by structured sparsity regularization with an orthogonal basis …

Energy preserved sampling for compressed sensing MRI

Y Zhang, BS Peterson, G Ji… - … and mathematical methods …, 2014‏ - Wiley Online Library
The sampling patterns, cost functions, and reconstruction algorithms play important roles in
optimizing compressed sensing magnetic resonance imaging (CS‐MRI). Simple random …

Diffuse optical tomography enhanced by clustered sparsity for functional brain imaging

C Chen, F Tian, H Liu, J Huang - IEEE transactions on medical …, 2014‏ - ieeexplore.ieee.org
Diffuse optical tomography (DOT) is a noninvasive technique which measures
hemodynamic changes in the tissue with near infrared light, which has been increasingly …