Model-based image reconstruction for MRI

JA Fessler - IEEE signal processing magazine, 2010 - ieeexplore.ieee.org
Magnetic resonance imaging (MRI) is a sophisticated and versatile medical imaging
modality. The inverse FFT has served the MR community very well as the conventional …

Propagating seismic waves in VTI attenuating media using fractional viscoelastic wave equation

N Wang, G Xing, T Zhu, H Zhou… - Journal of Geophysical …, 2022 - Wiley Online Library
Seismic velocity and attenuation anisotropy are ubiquitous in the crust and upper mantle,
significantly modulating the characteristics of seismic wave propagation in the Earth's …

A parallel nonuniform fast Fourier transform library based on an “exponential of semicircle" kernel

AH Barnett, J Magland, L af Klinteberg - SIAM Journal on Scientific Computing, 2019 - SIAM
The nonuniform fast Fourier transform (NUFFT) generalizes the FFT to off-grid data. Its many
applications include image reconstruction, data analysis, and the numerical solution of …

[图书][B] Numerical fourier analysis

G Plonka, D Potts, G Steidl, M Tasche - 2018 - Springer
The Applied and Numerical Harmonic Analysis (ANHA) book series aims to provide the
engineering, mathematical, and scientific communities with significant developments in …

Using NFFT 3---A software library for various nonequispaced fast Fourier transforms

J Keiner, S Kunis, D Potts - ACM Transactions on Mathematical Software …, 2009 - dl.acm.org
NFFT 3 is a software library that implements the nonequispaced fast Fourier transform
(NFFT) and a number of related algorithms, for example, nonequispaced fast Fourier …

Efficient simulation of non-stationary non-homogeneous wind field: Fusion of multi-dimensional interpolation and NUFFT

T Tao, J He, H Wang, K Zhao - Journal of Wind Engineering and Industrial …, 2023 - Elsevier
The stochastic wave approach is a new realization of the spectral representation method
and has been widely used for the simulation of stationary non-homogeneous or non …

Method for manufacturing an aperiodic array of electromagnetic scatterers, and reflectarray antenna

A Capozzoli, C Curcio, A Liseno, G D'elia… - US Patent …, 2017 - Google Patents
The application discloses a one or two dimensional array of electromagnetic scatterers n
scatterers (ED), whereby the aforementioned scatterers (ED) are arranged aperiodically on …

Higher order reconstruction for MRI in the presence of spatiotemporal field perturbations

BJ Wilm, C Barmet, M Pavan… - Magnetic resonance in …, 2011 - Wiley Online Library
Despite continuous hardware advances, MRI is frequently subject to field perturbations that
are of higher than first order in space and thus violate the traditional k‐space picture of …

Analysis of numerical diffraction calculation methods: from the perspective of phase space optics and the sampling theorem

W Zhang, H Zhang, CJR Sheppard, G Jin - JOSA A, 2020 - opg.optica.org
Diffraction calculations are widely used in applications that require numerical simulation of
optical wave propagation. Different numerical diffraction calculation methods have their own …

Fast 3D brain MR fingerprinting based on multi‐axis spiral projection trajectory

X Cao, H Ye, C Liao, Q Li, H He… - Magnetic resonance in …, 2019 - Wiley Online Library
Purpose To develop a fast, sub‐millimeter 3D magnetic resonance fingerprinting (MRF)
technique for whole‐brain quantitative scans. Methods An acquisition trajectory based on …