Progressive pretraining network for 3D system matrix calibration in magnetic particle imaging

G Shi, L Yin, Y An, G Li, L Zhang, Z Bian… - … on Medical Imaging, 2023 - ieeexplore.ieee.org
Magnetic particle imaging (MPI) is an emerging technique for determining magnetic
nanoparticle distributions in biological tissues. Although system-matrix (SM)-based image …

Trajectory analysis for field free line magnetic particle imaging

CB Top, A Güngör, S Ilbey, HE Güven - Medical Physics, 2019 - Wiley Online Library
Purpose Magnetic particle imaging (MPI) is a relatively new method to image the spatial
distribution of magnetic nanoparticle (MNP) tracers administered to the body with high …

Optimized sampling patterns for the sparse recovery of system matrices in Magnetic Particle Imaging

M Grosser, T Knopp - … Journal on Magnetic Particle Imaging IJMPI, 2021 - journal.iwmpi.org
Abstract In Magnetic Particle Imaging (MPI), the system matrix plays an important role, as it
encodes the relationship between particle concentration and the measured signal. Its …

Continuous implicit neural representation for arbitrary super-resolution of system matrix in magnetic particle imaging

Z Miao, L Zhang, J Tian, G Yang… - Physics in Medicine and …, 2025 - iopscience.iop.org
Objective. Magnetic particle imaging (MPI) is a novel imaging technique that uses magnetic
fields to detect tracer materials consisting of magnetic nanoparticles. System Matrix (SM) …

Multicriteria assessment of optical coherence tomography using non‐raster trajectories

NO Osinde, N Andreff - Journal of Microscopy, 2024 - Wiley Online Library
This article presents a qualitative, quantitative, and experimental analysis of optical
coherence tomography (OCT) volumes obtained using different families of non‐raster …

Joint multiresolution magnetic particle imaging and system matrix compression

M Maass, C Mink, A Mertins - International Journal on Magnetic …, 2018 - journal.iwmpi.org
It is well known that the discrete cosine transform is a good transform to compress system
matrices from magnetic particle imaging scanners that have a field-free point traveling along …

Magnetic particle imaging using discrete sampling and image reconstruction with few orthogonal bases obtained by singular value decomposition of selected delta …

Y Ono, Y Ishihara - … Journal on Magnetic Particle Imaging IJMPI, 2020 - journal.iwmpi.org
The conventional magnetic particle imaging reconstruction methods use observed signals
and system functions, which result in an enormous amount of data and long processing time …

[PDF][PDF] A Strategy for the Extension of the Kaczmarz Algorithm to Different Priors

M Maass, C Droigk, P Koch… - … International Workshop on …, 2019 - isip.uni-luebeck.de
This work introduces a strategy for the extension of the standard weighted Kaczmarz
algorithm, which is commonly used with Tikhonov regularization in system-matrix based …

Simultaneous estimation of a system matrix by compressed sensing and finding optimal regularization parameters for the inversion problem

M Maass, P Koch, F Katzberg… - 2018 26th European …, 2018 - ieeexplore.ieee.org
This paper deals with the problem of measuring the system matrix of a linear system model
with the help of test signals and using the estimated matrix within an inverse problem. In …

Novel Field Sequences, Reconstruction Algorithms, and Particle Synthesis Approaches for Magnetic Particle Imaging

T Knopp - International Journal on Magnetic Particle Imaging …, 2017 - journal.iwmpi.org
The second issue of the third volume of the International Journal on Magnetic Particle
Imaging (IJMPI) includes 12 papers that were most presented in short form at the 7th …