Tim Mitchell

Publication Activity (10 Years)

Years Active: 2017-2023
Publications (10 Years): 27

Top Topics

Convergence Rate

Constrained Optimization

Optimization Problems

Linear Interpolation

Top Venues

SIAM J. Matrix Anal. Appl.

SIAM J. Sci. Comput.

Publications

Yi Yin, Yingtao Tian, Jialuo Ding, Tim Mitchell, Jian Qin
Prediction of Electron Beam Welding Penetration Depth Using Machine Learning-Enhanced Computational Fluid Dynamics Modelling. Sensors 23 (21) (2023)
Tim Mitchell, Michael L. Overton
An Experimental Comparison of Methods for Computing the Numerical Radius. CoRR (2023)
Tim Mitchell
Convergence Rate Analysis and Improved Iterations for Numerical Radius Computation. SIAM J. Sci. Comput. 45 (2) (2023)
Hengyue Liang, Buyun Liang, Le Peng, Ying Cui, Tim Mitchell, Ju Sun
Optimization and Optimizers for Adversarial Robustness. CoRR (2023)
Tim Mitchell, Paul Van Dooren
Root-Max Problems, Hybrid Expansion-Contraction, and Quadratically Convergent Optimization of Passive Systems. SIAM J. Matrix Anal. Appl. 44 (2) (2023)
Hengyue Liang, Buyun Liang, Ju Sun, Ying Cui, Tim Mitchell
Implications of Solution Patterns on Adversarial Robustness. CVPR Workshops (2023)
Hengyue Liang, Buyun Liang, Ying Cui, Tim Mitchell, Ju Sun
Optimization for Robustness Evaluation Beyond ℓp Metrics. ICASSP (2023)
Manuela Hund, Tim Mitchell, Petar Mlinaric, Jens Saak
Optimization-based Parametric Model Order Reduction via ${{\mathcal{H}_2} \otimes {\mathcal{L}_2}}$ First-order Necessary Conditions. SIAM J. Sci. Comput. 44 (3) (2022)
Hengyue Liang, Buyun Liang, Ying Cui, Tim Mitchell, Ju Sun
Metrics. CoRR (2022)
Tim Mitchell, Michael L. Overton
On properties of univariate max functions at local maximizers. Optim. Lett. 16 (9) (2022)
Buyun Liang, Tim Mitchell, Ju Sun
NCVX: A General-Purpose Optimization Solver for Constrained Machine and Deep Learning. CoRR (2022)
Tim Mitchell, Paul Van Dooren
Root-max Problems, Hybrid Expansion-Contraction, and Quadratically Convergent Optimization of Passive Systems. CoRR (2021)
Tim Mitchell
Fast Interpolation-Based Globality Certificates for Computing Kreiss Constants and the Distance to Uncontrollability. SIAM J. Matrix Anal. Appl. 42 (2) (2021)
Manuela Hund, Tim Mitchell, Petar Mlinaric, Jens Saak
first-order necessary conditions. CoRR (2021)
Yi Yin, Vitalijs Jefimovs, Tim Mitchell, Andrew Kennedy, Darren Williams, Yingtao Tian
Numerical Modelling of Electron Beam Welding of Pure Niobium with Beam Oscillation: Towards Industry 4.0. ICAC (2021)
Nevena Jakovcevic Stor, Tim Mitchell, Zoran Tomljanovic, Matea Ugrica
Fast optimization of viscosities for frequency-weighted damping of second-order systems. CoRR (2021)
Tim Mitchell
Computing the Kreiss Constant of a Matrix. SIAM J. Matrix Anal. Appl. 41 (4) (2020)
Tim Mitchell
Convergence rate analysis and improved iterations for numerical radius computation. CoRR (2020)
Peter Benner, Tim Mitchell
Extended and Improved Criss-Cross Algorithms for Computing the Spectral Value Set Abscissa and Radius. SIAM J. Matrix Anal. Appl. 40 (4) (2019)
Tim Mitchell
Fast Interpolation-based Globality Certificates for Computing Kreiss Constants and the Distance to Uncontrollability. CoRR (2019)
Tim Mitchell
via Interpolation-based Globality Certificates. CoRR (2019)
Peter Benner, Tim Mitchell
Norm via Optimization. SIAM J. Sci. Comput. 40 (5) (2018)
Peter Benner, Tim Mitchell, Michael L. Overton
Low-Order Control Design using a Reduced-Order Model with a Stability Constraint on the Full-Order Model. CDC (2018)
Peter Benner, Christian Himpe, Tim Mitchell
On reduced input-output dynamic mode decomposition. Adv. Comput. Math. 44 (6) (2018)
Peter Benner, Christian Himpe, Tim Mitchell
On Reduced Input-Output Dynamic Mode Decomposition. CoRR (2017)
Frank E. Curtis, Tim Mitchell, Michael L. Overton
A BFGS-SQP method for nonsmooth, nonconvex, constrained optimization and its evaluation using relative minimization profiles. Optim. Methods Softw. 32 (1) (2017)
Nicola Guglielmi, Mert Gürbüzbalaban, Tim Mitchell, Michael L. Overton
Approximating the Real Structured Stability Radius with Frobenius-Norm Bounded Perturbations. SIAM J. Matrix Anal. Appl. 38 (4) (2017)