The multidimensional circulant rational covariance extension problem: Solutions and applications in image compression. - Axel Ringh; Johan Karlsson; Anders Lindquist (CDC, 2015)

A fast solver for the circulant rational covariance extension problem. - Axel Ringh; Johan Karlsson (ECC, 2015)

Multidimensional Rational Covariance Extension with Applications to Spectral Estimation and Image Compression. - Axel Ringh; Johan Karlsson; Anders Lindquist (SIAM J. Control. Optim., 2016)

Further results on multidimensional rational covariance extension with application to texture generation. - Axel Ringh; Johan Karlsson; Anders Lindquist (CDC, 2017)

High-Level Algorithm Prototyping: An Example Extending the TVR-DART Algorithm. - Axel Ringh; Xiaodong Zhuge; Willem Jan Palenstijn; Kees Joost Batenburg; Ozan Öktem (DGCI, 2017)

Learning to solve inverse problems using Wasserstein loss. - Jonas Adler; Axel Ringh; Ozan Öktem; Johan Karlsson (CoRR, 2017)

Generalized Sinkhorn Iterations for Regularizing Inverse Problems Using Optimal Mass Transport. - Johan Karlsson; Axel Ringh (SIAM J. Imaging Sci., 2017)

Lower Bounds on the Maximum Delay Margin by Analytic Interpolation. - Axel Ringh; Johan Karlsson; Anders Lindquist (CDC, 2018)

A moment-based approach to modeling collective behaviors. - Silun Zhang; Axel Ringh; Xiaoming Hu 001; Johan Karlsson (CDC, 2018)

Multidimensional Rational Covariance Extension with Approximate Covariance Matching. - Axel Ringh; Johan Karlsson; Anders Lindquist (SIAM J. Control. Optim., 2018)

Multidimensional inverse problems in imaging and identification using low-complexity models, optimal mass transport, and machine learning. - Axel Ringh (2018)

Estimating ensemble flows on a hidden Markov chain. - Isabel Haasler; Axel Ringh; Yongxin Chen; Johan Karlsson (CDC, 2019)

Low Phase-Rank Approximation. - Di Zhao 002; Axel Ringh; Li Qiu 001; Sei Zhen Khong (CoRR, 2020)

Data-Driven Nonsmooth Optimization. - Sebastian Banert; Axel Ringh; Jonas Adler; Johan Karlsson; Ozan Öktem (SIAM J. Optim., 2020)

On analytic interpolation with non-classical constraints for solving problems in robust control. - Axel Ringh; Johan Karlsson; Anders Lindquist (ACC, 2021)

Efficient computations of multi-species mean field games via graph-structured optimal transport. - Axel Ringh; Isabel Haasler; Yongxin Chen; Johan Karlsson (CDC, 2021)

Inverse Linear-Quadratic Discrete-Time Finite-Horizon Optimal Control for Indistinguishable Agents: A Convex Optimization Approach. - Han Zhang 056; Axel Ringh (CoRR, 2021)

Multimarginal Optimal Transport with a Tree-Structured Cost and the Schrödinger Bridge Problem. - Isabel Haasler; Axel Ringh; Yongxin Chen; Johan Karlsson (SIAM J. Control. Optim., 2021)

Modeling Collective Behaviors: A Moment-Based Approach. - Silun Zhang; Axel Ringh; Xiaoming Hu 001; Johan Karlsson (IEEE Trans. Autom. Control., 2021)

Gain and phase type multipliers for structured feedback robustness. - Axel Ringh; Xin Mao; Wei Chen 047; Li Qiu 001; Sei Zhen Khong (CoRR, 2022)

Statistically Consistent Inverse Optimal Control for Linear-Quadratic Tracking with Random Time Horizon. - Han Zhang 056; Axel Ringh; Weihan Jiang; Shaoyuan Li; Xiaoming Hu 001 (CoRR, 2022)

An Analytic Interpolation Approach to Stability Margins With Emphasis on Time Delay. - Axel Ringh; Johan Karlsson; Anders Lindquist (IEEE Trans. Autom. Control., 2022)

Mean Field Type Control With Species Dependent Dynamics via Structured Tensor Optimization. - Axel Ringh; Isabel Haasler; Yongxin Chen; Johan Karlsson (IEEE Control. Syst. Lett., 2023)

Inverse linear-quadratic discrete-time finite-horizon optimal control for indistinguishable homogeneous agents: A convex optimization approach. - Han Zhang 056; Axel Ringh (Autom., 2023)

Statistically consistent inverse optimal control for discrete-time indefinite linear-quadratic systems. - Han Zhang 056; Axel Ringh (Autom., 2024)

Scalable Computation of Dynamic Flow Problems via Multimarginal Graph-Structured Optimal Transport. - Isabel Haasler; Axel Ringh; Yongxin Chen; Johan Karlsson (Math. Oper. Res., 2024)

Inverse optimal control for averaged cost per stage linear quadratic regulators. - Han Zhang 056; Axel Ringh (Syst. Control. Lett., 2024)

Graph-Structured Tensor Optimization for Nonlinear Density Control and Mean Field Games. - Axel Ringh; Isabel Haasler; Yongxin Chen; Johan Karlsson (SIAM J. Control. Optim., 2024)

Fast Computation of the TGOSPA Metric for Multiple Target Tracking via Unbalanced Optimal Transport. - Viktor Nevelius Wernholm; Alfred Wärnsäter; Axel Ringh (IEEE Control. Syst. Lett., 2025)

Matrix Completion and Decomposition in Phase-Bounded Cones. - Ding Zhang; Axel Ringh; Li Qiu 001 (SIAM J. Matrix Anal. Appl., 2025)

Kalman-Langevin dynamics : exponential convergence, particle approximation and numerical approximation. - Axel Ringh; Akash Sharma (CoRR, 2025)

The Phantom of Davis-Wielandt Shell: A Unified Framework for Graphical Stability Analysis of MIMO LTI Systems. - Ding Zhang; Xiaokan Yang; Axel Ringh; Li Qiu 001 (CoRR, 2025)