Imagen de Portada

Solution existence, uniqueness, and stability of discrete basis sinograms in multispectral CT

Fuente: arXiv

Guardado en:

Detalles Bibliográficos
Autores principales:	Gao, Yu, Pan, Xiaochuan, Chen, Chong
Formato:	Preprint
Publicado:	2023
Materias:	Numerical Analysis Computer Vision and Pattern Recognition Medical Physics 65R32, 94A08, 65F22, 65J22, 65D18
Acceso en línea:	Acceder al recurso
Etiquetas:	Agregar Etiqueta Sin Etiquetas, Sea el primero en etiquetar este registro!

Ejemplares similares

AFIRE: Accurate and Fast Image Reconstruction Algorithm for Geometric-inconsistent Multispectral CT
por: Gao, Yu, et al.
Publicado: (2025)

An efficient approach with theoretical guarantees to simultaneously reconstruct activity and attenuation sinogram for TOF-PET
por: Hu, Liyang, et al.
Publicado: (2025)

Convergence Analysis of Nonlinear Kaczmarz Method for Systems of Nonlinear Equations with Component-wise Convex Mapping
por: Gao, Yu, et al.
Publicado: (2023)

Spatiotemporal Imaging with Diffeomorphic Optimal Transportation
por: Chen, Chong
Publicado: (2020)

A regularized eigenmatrix method for unstructured sparse recovery
por: Leem, Koung Hee, et al.
Publicado: (2024)

On spectral properties and fast initial convergence of the Kaczmarz method
por: Hansen, Per Christian, et al.
Publicado: (2026)

A family of high-order accurate contour integral methods for strongly continuous semigroups
por: Horning, Andrew, et al.
Publicado: (2024)

Automatic nonstationary anisotropic Tikhonov regularization through bilevel optimization
por: Gazzola, Silvia, et al.
Publicado: (2024)

A preconditioner for the grad-div stabilized equal-order finite elements discretizations of the Oseen problem
por: He, Yunhui, et al.
Publicado: (2024)

Randomized block coordinate descent method for linear ill-posed problems
por: Jin, Qinian, et al.
Publicado: (2024)

A Fast and Adaptive Algorithm to Compute the X-ray Transform
por: Chen, Chong, et al.
Publicado: (2020)

Variable Projected Augmented Lagrangian Methods for Generalized Lasso Problems
por: Aleotti, Stefano, et al.
Publicado: (2025)

Weighted inhomogeneous regularization for inverse problems with indirect and incomplete measurement data
por: Choi, Bosu, et al.
Publicado: (2023)

The extended adjoint state and nonlinearity in correlation-based passive imaging
por: Nguyen, Tram Thi Ngoc
Publicado: (2025)

Function and derivative approximation by shallow neural networks
por: Li, Yuanyuan, et al.
Publicado: (2024)

Lopsided HSS Iterative Method and Preconditioner for a class of Complex Symmetric Linear System
por: Zhang, Yusong, et al.
Publicado: (2025)

Operator splitting algorithm for structured population models on metric spaces
por: Lindow, Carolin, et al.
Publicado: (2025)

MatExPre: A matrix exponential preconditioner for the high-frequency Helmholtz equation
por: Fu, Shubin, et al.
Publicado: (2025)

Introduction to Regularization and Learning Methods for Inverse Problems
por: Bednarski, Danielle, et al.
Publicado: (2025)

Efficient Parallel Algorithms for Inpainting-Based Representations of 4K Images -- Part I: Homogeneous Diffusion Inpainting
por: Kämper, Niklas, et al.
Publicado: (2024)

Block triangular preconditioning for inverse source problems in time-space fractional diffusion equations
por: Majumdar, Monoswini, et al.
Publicado: (2025)

Preconditioning of a pollution-free discretization of the Helmholtz equation
por: Monsuur, Harald
Publicado: (2025)

MOCCA: A Fast Algorithm for Parallel MRI Reconstruction Using Model Based Coil Calibration
por: Plonka, Gerlind, et al.
Publicado: (2024)

A $τ$-preconditioner for space fractional diffusion equation with non-separable variable coefficients
por: Lin, Xue-Lei, et al.
Publicado: (2024)

Generalized Optimal AMG Convergence Theory for Nonsymmetric and Indefinite Problems
por: Ali, Ahsan, et al.
Publicado: (2024)

Symbol-based multilevel block $τ$ preconditioners for multilevel block Toeplitz systems: GLT-based analysis and applications
por: Hon, Sean Y., et al.
Publicado: (2024)

Generalized Optimal AMG Convergence Theory for Stokes Equations Using Smooth Aggregation and Vanka Relaxation Strategies
por: Ali, Ahsan, et al.
Publicado: (2025)

Entropy stable conservative flux form neural networks
por: Liu, Lizuo, et al.
Publicado: (2024)

An efficient preconditioner for evolutionary partial differential equations with $θ$-method in time discretization
por: Huang, Yuan-Yuan, et al.
Publicado: (2024)

Solvers for mixed finite element problems using Poincaré operators based on spanning trees
por: Boon, Wietse M.
Publicado: (2024)

A hybridizable discontinuous Galerkin method with transmission variables for time-harmonic electromagnetic problems
por: Rappaport, Ari E., et al.
Publicado: (2025)

The whys and hows of conditioning of DG plane wave Trefftz methods: a single element
por: Coyle, Joseph, et al.
Publicado: (2025)

Stochastic Galerkin Method and Hierarchical Preconditioning for PDE-constrained Optimization
por: Li, Zhendong, et al.
Publicado: (2025)

CUQIpy: II. Computational uncertainty quantification for PDE-based inverse problems in Python
por: Alghamdi, Amal M A, et al.
Publicado: (2023)

Chebyshev smoothing with adaptive block-FSAI preconditioners for the multilevel solution of higher-order problems
por: Recio, Pablo Jiménez, et al.
Publicado: (2025)

Sparse Dictionary-Based Solution of Dynamic Inverse Problems
por: Mason-Mackay, Aidan, et al.
Publicado: (2026)

Subspace projection regularization for large-scale Bayesian linear inverse problems
por: Li, Haibo
Publicado: (2023)

Neumann-Neumann type domain decomposition of elliptic problems on metric graphs
por: Kovács, Mihály, et al.
Publicado: (2024)

FEniCSx-pctools: Tools for PETSc block linear algebra preconditioning in FEniCSx
por: Řehoř, Martin, et al.
Publicado: (2024)

On accelerated iterative schemes for anisotropic radiative transfer using residual minimization
por: Bardin, Riccardo, et al.
Publicado: (2024)