69 citations · 155 across the 14 of their papers we have counts for
14 papers
NMR Spectra Denoising with Vandermonde Constraints
Di Guo, Runmin Xu, Jinyu Wu +3
Nuclear magnetic resonance (NMR) spectroscopy serves as an important tool to analyze chemicals and proteins in bioengineering. However, NMR signals are easily contaminated by noise…
CloudBrain-NMR: An Intelligent Cloud Computing Platform for NMR Spectroscopy Processing, Reconstruction and Analysis
Di Guo, Sijin Li, Jun Liu +9
Nuclear Magnetic Resonance (NMR) spectroscopy has served as a powerful analytical tool for studying molecular structure and dynamics in chemistry and biology. However, the processi…
Resolution enhancement of NMR by decoupling with low-rank Hankel model
Tianyu Qiu, Amir Jahangiri, Xiao Han +6
Nuclear magnetic resonance (NMR) spectroscopy has become a formidable tool for biochemistry and medicine. Although J-coupling carries essential structural information it may also l…
XCloud-VIP: Virtual Peak Enables Highly Accelerated NMR Spectroscopy and Faithful Quantitative Measures
Di Guo, Zhangren Tu, Yi Guo +13
Nuclear Magnetic Resonance (NMR) spectroscopy is an important bio-engineering tool to determine the metabolic concentrations, molecule structures and so on. The data acquisition ti…
Magnetic Resonance Spectroscopy Deep Learning Denoising Using Few In Vivo Data
Dicheng Chen, Wanqi Hu, Huiting Liu +13
Magnetic Resonance Spectroscopy (MRS) is a noninvasive tool to reveal metabolic information. One challenge of 1H-MRS is the low Signal-Noise Ratio (SNR). To improve the SNR, a typi…
Review and Prospect: NMR Spectroscopy Denoising & Reconstruction with Low Rank Hankel Matrices and Tensors
Tianyu Qiu, Zi Wang, Huiting Liu +2
Nuclear Magnetic Resonance (NMR) spectroscopy is an important analytical tool in chemistry, biology, and life science, but it suffers from relatively low sensitivity and long acqui…
An auto-parameter denoising method for nuclear magnetic resonance spectroscopy based on low-rank Hankel matrix
Tianyu Qiu, Wenjing Liao, Di Guo +4
Nuclear Magnetic Resonance (NMR) spectroscopy, which is modeled as the sum of damped exponential signals, has become an indispensable tool in various scenarios, such as the structu…
Accelerated Nuclear Magnetic Resonance Spectroscopy with Deep Learning
Xiaobo Qu, Yihui Huang, Hengfa Lu +5
Nuclear magnetic resonance (NMR) spectroscopy serves as an indispensable tool in chemistry and biology but often suffers from long experimental time. We present a proof-of-concept…
Time-domain boundary integral equation modeling of heat transmission problems
Tianyu Qiu, Alexander Rieder, Francisco-Javier Sayas +1
This paper investigates the numerical modeling of a time-dependent heat transmission problem by the convolution quadrature boundary element method. It introduces the latest theoret…
Undersampled Phase Retrieval via Majorization-Minimization
Tianyu Qiu, Daniel P. Palomar
In the undersampled phase retrieval problem, the goal is to recover an -dimensional complex signal from only noisy intensity measurements without phase inform…
A new and improved analysis of the time domain boundary integral operators for acoustics
Matthew Hassell, Tianyu Qiu, Tonatiuh Sanchez-Vizuet +1
We present a novel analysis of the boundary integral operators associated to the wave equation. The analysis is done entirely in the time-domain by employing tools from abstract ev…
PRIME: Phase Retrieval via Majorization-Minimization
Tianyu Qiu, Prabhu Babu, Daniel P. Palomar
This paper considers the phase retrieval problem in which measurements consist of only the magnitude of several linear measurements of the unknown, e.g., spectral components of a t…
New mapping properties of the Time Domain Electric Field Integral Equation
Tianyu Qiu, Francisco-Javier Sayas
We show some improved mapping properties of the Time Domain Electric Field Integral Equation and of its Galerkin semidiscretization in space. We relate the weak distributional fram…
The Costabel-Stephan system of Boundary Integral Equations in the Time Domain
Tianyu Qiu, Francisco-Javier Sayas
In this paper we formulate a transmission problem for the transient acoustic wave equation as a system of retarded boundary integral equations. We then analyse a fully discrete met…