James G. Nagy

Orcid: 0000-0002-0451-3853

Affiliations:
  • Emory University, Atlanta, GA, USA


According to our database1, James G. Nagy authored at least 61 papers between 1993 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
H-CMRH: a novel inner product free hybrid Krylov method for large-scale inverse problems.
CoRR, 2024

2023
Numerical methods for CT reconstruction with unknown geometry parameters.
Numer. Algorithms, January, 2023

Ambiguity in Solving Imaging Inverse Problems with Deep-Learning-Based Operators.
J. Imaging, 2023

2022
Fast Deterministic Approximation of Symmetric Indefinite Kernel Matrices with High Dimensional Datasets.
SIAM J. Matrix Anal. Appl., June, 2022

To be or not to be stable, that is the question: understanding neural networks for inverse problems.
CoRR, 2022

2021
Iteratively Reweighted FGMRES and FLSQR for Sparse Reconstruction.
SIAM J. Sci. Comput., 2021

Limited-Angle CT Reconstruction via the L<sub>1/L<sub>2</sub></sub> Minimization.
SIAM J. Imaging Sci., 2021

Fast and stable deterministic approximation of general symmetric kernel matrices in high dimensions.
CoRR, 2021

Minimizing L1 over L2 norms on the gradient.
CoRR, 2021

2020
Gauss-Newton Optimization for Phase Recovery From the Bispectrum.
IEEE Trans. Computational Imaging, 2020

Krylov Methods for Low-Rank Regularization.
SIAM J. Matrix Anal. Appl., 2020

Structured FISTA for image restoration.
Numer. Linear Algebra Appl., 2020

Avoiding The Double Descent Phenomenon of Random Feature Models Using Hybrid Regularization.
CoRR, 2020

Limited-angle CT reconstruction via the L1/L2 minimization.
CoRR, 2020

An ADMM-LAP method for total variation blind deconvolution of adaptive optics retinal images.
CoRR, 2020

Semi-blind sparse affine spectral unmixing of autofluorescence-contaminated micrographs.
Bioinform., 2020

2019
Spectral Computed Tomography with Linearization and Preconditioning.
SIAM J. Sci. Comput., 2019

IR Tools: a MATLAB package of iterative regularization methods and large-scale test problems.
Numer. Algorithms, 2019

An Inner-Outer Iterative Method for Edge Preservation in Image Restoration and Reconstruction.
CoRR, 2019

2018
Singular Value Decomposition Approximation via Kronecker Summations for Imaging Applications.
SIAM J. Matrix Anal. Appl., 2018

An alternating direction method of multipliers for the solution of matrix equations arising in inverse problems.
Numer. Linear Algebra Appl., 2018

Robust regression for mixed Poisson-Gaussian model.
Numer. Algorithms, 2018

Dose reduction in breast CT by spectrum switching.
Proceedings of the 14th International Workshop on Breast Imaging, 2018

Predicting Interpretability Loss in Thermal IR Imagery due to Compression.
Proceedings of the 47th IEEE Applied Imagery Pattern Recognition Workshop, 2018

2017
LAP: a Linearize and Project Method for Solving Inverse Problems with Coupled Variables.
CoRR, 2017

2016
Context-Based Fusion of Physical and Human Data for Level 5 Information Fusion.
Proceedings of the Context-Enhanced Information Fusion, 2016

Inductive Logic Programming Meets Relational Databases: Efficient Learning of Markov Logic Networks.
Proceedings of the Inductive Logic Programming - 26th International Conference, 2016

2015
Large-Scale Inverse Problems in Imaging.
Proceedings of the Handbook of Mathematical Methods in Imaging, 2015

Deblurring and Sparse Unmixing of Hyperspectral Images Using Multiple Point Spread Functions.
SIAM J. Sci. Comput., 2015

Dedication to Robert J. Plemmons.
Numer. Linear Algebra Appl., 2015

Estimation of atmospheric PSF parameters for hyperspectral imaging.
Numer. Linear Algebra Appl., 2015

Video-to-text information fusion evaluation for level 5 user refinement.
Proceedings of the 18th International Conference on Information Fusion, 2015

2014
Generalized Arnoldi-Tikhonov Method for Sparse Reconstruction.
SIAM J. Sci. Comput., 2014

Constrained numerical optimization methods for blind deconvolution.
Numer. Algorithms, 2014

Context aided video-to-text information fusion.
Proceedings of the 17th International Conference on Information Fusion, 2014

2013
Iterative Wavefront Reconstruction for Astronomical Imaging.
SIAM J. Sci. Comput., 2013

Iterative Breast Tomosynthesis Image Reconstruction.
SIAM J. Sci. Comput., 2013

2012
An efficient computational approach for multiframe blind deconvolution.
J. Comput. Appl. Math., 2012

2011
Modern Mathematics in Biomedical Imaging.
Int. J. Biomed. Imaging, 2011

Structured linear algebra problems in adaptive optics imaging.
Adv. Comput. Math., 2011

2010
Parallel Colt: A High-Performance Java Library for Scientific Computing and Image Processing.
ACM Trans. Math. Softw., 2010

An Efficient Iterative Approach for Large-Scale Separable Nonlinear Inverse Problems.
SIAM J. Sci. Comput., 2010

Numerical Algorithms for Polyenergetic Digital Breast Tomosynthesis Reconstruction.
SIAM J. Imaging Sci., 2010

2008
<i>Deblurring Images: Matrices, Spectra and Filtering</i>.
J. Electronic Imaging, 2008

Large-Scale Image Deblurring in Java.
Proceedings of the Computational Science, 2008

2007
Kronecker product approximations for dense block Toeplitz-plus-Hankel matrices.
Numer. Linear Algebra Appl., 2007

Variational Deconvolution of Multi-channel Images with Inequality Constraints.
Proceedings of the Pattern Recognition and Image Analysis, Third Iberian Conference, 2007

2006
Kronecker product approximation for preconditioning in three-dimensional imaging applications.
IEEE Trans. Image Process., 2006

Covariance-Preconditioned Iterative Methods for Nonnegatively Constrained Astronomical Imaging.
SIAM J. Matrix Anal. Appl., 2006

2004
Iterative Methods for Image Deblurring: A Matlab Object-Oriented Approach.
Numer. Algorithms, 2004

2003
Kronecker Product Approximations forImage Restoration with Reflexive Boundary Conditions.
SIAM J. Matrix Anal. Appl., 2003

Robot control: swinging like a pendulum.
Comput. Sci. Eng., 2003

Partial solution to "Image deblurring: I can see clearly now".
Comput. Sci. Eng., 2003

Image deblurring: I can see clearly now.
Comput. Sci. Eng., 2003

2000
Optimal Kronecker Product Approximation of Block Toeplitz Matrices.
SIAM J. Matrix Anal. Appl., 2000

1998
Restoring Images Degraded by Spatially Variant Blur.
SIAM J. Sci. Comput., 1998

1996
Iterative image restoration using approximate inverse preconditioning.
IEEE Trans. Image Process., 1996

Least Squares and Total Least Squares Methods in Image Restoration.
Proceedings of the Numerical Analysis and Its Applications, First International Workshop, 1996

1994
Circulant Preconditioned Toeplitz Least Squares Iterations.
SIAM J. Matrix Anal. Appl., January, 1994

Toeplitz approximate inverse preconditioner for banded Toeplitz matrices.
Numer. Algorithms, 1994

1993
Fast Inverse QR Factorization for Toeplitz Matrices.
SIAM J. Sci. Comput., 1993


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