An adaptive intelligence algorithm for undersampled knee MRI reconstruction

N Pezzotti, S Yousefi, MS Elmahdy… - IEEE …, 2020 - ieeexplore.ieee.org
Adaptive intelligence aims at empowering machine learning techniques with the additional
use of domain knowledge. In this work, we present the application of adaptive intelligence to …

A tutorial introduction to inverse problems in magnetic resonance

RG Spencer, C Bi - NMR in Biomedicine, 2020 - Wiley Online Library
There has been a tremendous increase in applications of the inverse problem framework to
parameter estimation in magnetic resonance. Attempting to capture both the basics of this …

ℓ1− αℓ2 minimization methods for signal and image reconstruction with impulsive noise removal

P Li, W Chen, H Ge, MK Ng - Inverse Problems, 2020 - iopscience.iop.org
In this paper, we study ℓ 1− αℓ 2 (0< α⩽ 1) minimization methods for signal and image
reconstruction with impulsive noise removal. The data fitting term is based on ℓ 1 fidelity …

Compressed sensing for moving force identification using redundant dictionaries

H Liu, L Yu, Z Luo, C Pan - Mechanical Systems and Signal Processing, 2020 - Elsevier
Moving force identification (MFI) techniques have been widely studied in recent years.
However, the contradiction between response acquisition and energy consumption limits …

High‐fidelity, accelerated whole‐brain submillimeter in vivo diffusion MRI using gSlider‐spherical ridgelets (gSlider‐SR)

G Ramos‐Llordén, L Ning, C Liao… - Magnetic resonance …, 2020 - Wiley Online Library
Purpose To develop an accelerated, robust, and accurate diffusion MRI acquisition and
reconstruction technique for submillimeter whole human brain in vivo scan on a clinical …

Sparse Bayesian DOA estimation using hierarchical synthesis lasso priors for off-grid signals

J Yang, Y Yang - IEEE Transactions on Signal Processing, 2020 - ieeexplore.ieee.org
Within the conventional sparse Bayesian learning (SBL) framework, only Gaussian scale
mixtures have been adopted to model sparsity-inducing priors that guarantee the exact …

Compressive sensing spectroscopy using a residual convolutional neural network

C Kim, D Park, HN Lee - Sensors, 2020 - mdpi.com
Compressive sensing (CS) spectroscopy is well known for developing a compact
spectrometer which consists of two parts: compressively measuring an input spectrum and …

Learning probabilistic neural representations with randomly connected circuits

O Maoz, G Tkačik, MS Esteki, R Kiani… - Proceedings of the …, 2020 - National Acad Sciences
The brain represents and reasons probabilistically about complex stimuli and motor actions
using a noisy, spike-based neural code. A key building block for such neural computations …

Uniform RIP Conditions for Recovery of Sparse Signals by Minimization

A Wan - IEEE Transactions on Signal Processing, 2020 - ieeexplore.ieee.org
Compressed sensing in both noiseless, and noisy cases is considered in this article, and
uniform restricted isometry property (RIP) conditions for sparse signal recovery are …

A novel dictionary learning method for sparse representation with nonconvex regularizations

B Tan, Y Li, H Zhao, X Li, S Ding - Neurocomputing, 2020 - Elsevier
In dictionary learning, sparse regularization is used to promote sparsity and has played a
major role in the developing of dictionary learning algorithms. ℓ 1-norm is of the most …