Kristian Bredies

Publication Activity (10 Years)

Years Active: 2006-2024
Publications (10 Years): 23

Top Topics

Gradient Method

Inverse Problems

Top Venues

SIAM J. Imaging Sci.

Publications

Kristian Bredies, Enis Chenchene, Emanuele Naldi
Graph and Distributed Extensions of the Douglas-Rachford Method. SIAM J. Optim. 34 (2) (2024)
Kristian Bredies, Marcello Carioni, Silvio Fanzon, Daniel Walter
Asymptotic linear convergence of fully-corrective generalized conditional gradient methods. Math. Program. 205 (1) (2024)
Enis Chenchene, Alireza Hosseini, Kristian Bredies
A hybrid proximal generalized conditional gradient method and application to total variation parameter learning. ECC (2023)
Kristian Bredies, Marcello Carioni, Silvio Fanzon, Francisco Romero
A Generalized Conditional Gradient Method for Dynamic Inverse Problems with Optimal Transport Regularization. Found. Comput. Math. 23 (3) (2023)
Yakun Dong, Kristian Bredies, Hongpeng Sun
A stochastic preconditioned Douglas-Rachford splitting method for saddle-point problems. CoRR (2022)
Alireza Hosseini, Kristian Bredies
A Second-Order TGV Discretization with Some Invariance Properties. CoRR (2022)
Kristian Bredies, Enis Chenchene, Dirk A. Lorenz, Emanuele Naldi
Degenerate Preconditioned Proximal Point Algorithms. SIAM J. Optim. 32 (3) (2022)
Kristian Bredies, Enis Chenchene, Emanuele Naldi
Graph and distributed extensions of the Douglas-Rachford method. CoRR (2022)
Kristian Bredies, Richard Huber
Convergence Analysis of Pixel-Driven Radon and Fanbeam Transforms. SIAM J. Numer. Anal. 59 (3) (2021)
Robert Beinert, Kristian Bredies
Tensor-Free Proximal Methods for Lifted Bilinear/Quadratic Inverse Problems with Applications to Phase Retrieval. Found. Comput. Math. 21 (5) (2021)
Oliver Maier, Stefan M. Spann, Daniela Pinter, Thomas Gattringer, Nicole Hinteregger, Gerhard G. Thallinger, Christian Enzinger, Josef Pfeuffer, Kristian Bredies, Rudolf Stollberger
Non-linear fitting with joint spatial regularization in arterial spin labeling. Medical Image Anal. 71 (2021)
Kristian Bredies, Marcello Carioni, Silvio Fanzon, Francisco Romero
A generalized conditional gradient method for dynamic inverse problems with optimal transport regularization. CoRR (2020)
Stefan M. Spann, Xingfeng Shao, Danny J. J. Wang, Christoph S. Aigner, Matthias Schloegl, Kristian Bredies, Rudolf Stollberger
Robust single-shot acquisition of high resolution whole brain ASL images by combining time-dependent 2D CAPIRINHA sampling with spatio-temporal TGV reconstruction. NeuroImage 206 (2020)
Kristian Bredies, Richard Huber
Convergence analysis of pixel-driven Radon and fanbeam transforms. CoRR (2020)
Kristian Bredies, Tuomo Valkonen
Inverse problems with second-order Total Generalized Variation constraints. CoRR (2020)
Robert Beinert, Kristian Bredies
Tensor-Free Proximal Methods for Lifted Bilinear/Quadratic Inverse Problems with Applications to Phase Retrieval. CoRR (2019)
Kristian Bredies, Martin Holler
Higher-order total variation approaches and generalisations. CoRR (2019)
Kristian Bredies, Martin Holler, Martin Storath, Andreas Weinmann
Total Generalized Variation for Manifold-Valued Data. SIAM J. Imaging Sci. 11 (3) (2018)
Yiming Gao, Kristian Bredies
Infimal Convolution of Oscillation Total Generalized Variation for the Recovery of Images with Structured Texture. SIAM J. Imaging Sci. 11 (3) (2018)
Georg Schramm, Martin Holler, Ahmadreza Rezaei, Kathleen Vunckx, Florian Knoll, Kristian Bredies, Fernando E. Boada, Johan Nuyts
Evaluation of Parallel Level Sets and Bowsher's Method as Segmentation-Free Anatomical Priors for Time-of-Flight PET Reconstruction. IEEE Trans. Medical Imaging 37 (2) (2018)
Stefan M. Spann, Kamil S. Kazimierski, Christoph S. Aigner, Markus Kraiger, Kristian Bredies, Rudolf Stollberger
Spatio-temporal TGV denoising for ASL perfusion imaging. NeuroImage 157 (2017)
Florian Knoll, Martin Holler, Thomas Kösters, Ricardo Otazo, Kristian Bredies, Daniel K. Sodickson
Joint MR-PET Reconstruction Using a Multi-Channel Image Regularizer. IEEE Trans. Medical Imaging 36 (1) (2017)
Kristian Bredies, Hongpeng Sun
A Proximal Point Analysis of the Preconditioned Alternating Direction Method of Multipliers. J. Optim. Theory Appl. 173 (3) (2017)
Christian Langkammer, Kristian Bredies, Benedikt A. Poser, Markus Barth, Gernot Reishofer, Audrey Peiwen Fan, Berkin Bilgic, Franz Fazekas, Caterina Mainero, Stefan Ropele
Fast quantitative susceptibility mapping using 3D EPI and total generalized variation. NeuroImage 111 (2015)
Kristian Bredies, Thomas Pock, Benedikt Wirth
A Convex, Lower Semicontinuous Approximation of Euler's Elastica Energy. SIAM J. Math. Anal. 47 (1) (2015)
Kristian Bredies, Hongpeng Sun
Preconditioned Douglas-Rachford Splitting Methods for Convex-concave Saddle-point Problems. SIAM J. Numer. Anal. 53 (1) (2015)
Kristian Bredies, Hongpeng Sun
Preconditioned Douglas-Rachford Algorithms for TV- and TGV-Regularized Variational Imaging Problems. J. Math. Imaging Vis. 52 (3) (2015)
Kristian Bredies, Martin Holler
A TGV-Based Framework for Variational Image Decompression, Zooming, and Reconstruction. Part I: Analytics. SIAM J. Imaging Sci. 8 (4) (2015)
Arjan Kuijper, Thomas Pock, Kristian Bredies, Horst Bischof
Guest Editorial: Scale Space and Variational Methods. J. Math. Imaging Vis. 52 (1) (2015)
Kristian Bredies, Martin Holler
A TGV-Based Framework for Variational Image Decompression, Zooming, and Reconstruction. Part II: Numerics. SIAM J. Imaging Sci. 8 (4) (2015)
Kristian Bredies, Martin Holler
Artifact-Free Variational MPEG Decompression. SSVM (2015)
Kristian Bredies, Dirk A. Lorenz, Stefan Reiterer
Minimization of Non-smooth, Non-convex Functionals by Iterative Thresholding. J. Optim. Theory Appl. 165 (1) (2015)
René Ranftl, Kristian Bredies, Thomas Pock
Non-local Total Generalized Variation for Optical Flow Estimation. ECCV (1) (2014)
Clemens Schiffer, Kristian Bredies
Sinogram constrained TV-minimization for metal artifact reduction in CT. CoRR (2014)
Kristian Bredies, Thomas Pock, Benedikt Wirth
Convex Relaxation of a Class of Vertex Penalizing Functionals. J. Math. Imaging Vis. 47 (3) (2013)
Kristian Bredies, Martin Holler
A TGV Regularized Wavelet Based Zooming Model. SSVM (2013)
Tuomo Valkonen, Kristian Bredies, Florian Knoll
Total Generalized Variation in Diffusion Tensor Imaging. SIAM J. Imaging Sci. 6 (1) (2013)
Kristian Bredies, Yiqiu Dong, Michael Hintermüller
Spatially dependent regularization parameter selection in total generalized variation models for image restoration. Int. J. Comput. Math. 90 (1) (2013)
Manuel Freiberger, Florian Knoll, Kristian Bredies, Hermann Scharfetter, Rudolf Stollberger
The Agile Library for Biomedical Image Reconstruction Using GPU Acceleration. Comput. Sci. Eng. 15 (1) (2013)
Kristian Bredies, Martin Holler
Artifact-free JPEG Decompression with Total Generalized Variation. VISAPP (1) (2012)
Kristian Bredies, Martin Holler
Artifact-Free Decompression and Zooming of JPEG Compressed Images with Total Generalized Variation. VISIGRAPP (Selected Papers) (2012)
Kristian Bredies, Martin Holler
A Total Variation-Based JPEG Decompression Model. SIAM J. Imaging Sci. 5 (1) (2012)
Kristian Bredies, Heimo Wolinski
An active-contour based algorithm for the automated segmentation of dense yeast populations on transmission microscopy images. Comput. Vis. Sci. 14 (7) (2011)
Kristian Bredies
Recovering Piecewise Smooth Multichannel Images by Minimization of Convex Functionals with Total Generalized Variation Penalty. Efficient Algorithms for Global Optimization Methods in Computer Vision (2011)
Kristian Bredies, Karl Kunisch, Thomas Pock
Total Generalized Variation. SIAM J. Imaging Sci. 3 (3) (2010)
Kristian Bredies, Dirk A. Lorenz, Peter Maass
A generalized conditional gradient method and its connection to an iterative shrinkage method. Comput. Optim. Appl. 42 (2) (2009)
Kristian Bredies, Dirk A. Lorenz
Iterated Hard Shrinkage for Minimization Problems with Sparsity Constraints. SIAM J. Sci. Comput. 30 (2) (2008)
Kristian Bredies, Dirk A. Lorenz, Peter Maass
An Optimal Control Problem in Medical Image Processing. Systems, Control, Modeling and Optimization (2006)