Search Results - "Colbrook, Matthew J."

Restarts Subject to Approximate Sharpness: A Parameter-Free and Optimal Scheme For First-Order Methods.

Authors: Adcock, Ben Colbrook, Matthew J. Neyra-Nesterenko, Maksym

Source: Foundations of Computational Mathematics; Apr2026, Vol. 26 Issue 2, p1137-1192, 56p

Universal methods for nonlinear spectral problems.

Authors: Colbrook, Matthew J. Drysdale, Catherine

Source: Journal of Spectral Theory. 2026, Vol. 16 Issue 2, p601-644. 44p.

On the Computation of Geometric Features of Spectra of Linear Operators on Hilbert Spaces.

Authors: Colbrook, Matthew J.¹, m.colbrook@damtp.cam.ac.uk

Source: Foundations of Computational Mathematics; Jun2024, Vol. 24 Issue 3, p723-804, 82p

Beyond expectations: residual dynamic mode decomposition and variance for stochastic dynamical systems.

Authors: Colbrook, Matthew J. Li, Qin Raut, Ryan V. et al.

Source: Nonlinear Dynamics. Feb2024, Vol. 112 Issue 3, p2037-2061. 25p.

Rigorous data‐driven computation of spectral properties of Koopman operators for dynamical systems.

Authors: Colbrook, Matthew J. Townsend, Alex

Source: Communications on Pure & Applied Mathematics. Jan2024, Vol. 77 Issue 1, p221-283. 63p.

The foundations of spectral computations via the Solvability Complexity Index hierarchy.

Authors: Colbrook, Matthew J. Hansen, Anders C.

Source: Journal of the European Mathematical Society (EMS Publishing). 2023, Vol. 25 Issue 12, p4639-4718. 80p.

Computing spectral properties of topological insulators without artificial truncation or supercell approximation.

Authors: Colbrook, Matthew J Horning, Andrew Thicke, Kyle et al.

Source: IMA Journal of Applied Mathematics. Feb2023, Vol. 88 Issue 1, p1-42. 42p.

Residual dynamic mode decomposition: robust and verified Koopmanism.

Authors: Colbrook, Matthew J. Ayton, Lorna J. Szőke, Máté

Source: Journal of Fluid Mechanics; 1/13/2023, Vol. 955, p1-38, 38p, 16 Graphs

Computing Spectral Measures and Spectral Types.

Authors: Colbrook, Matthew J.¹ (AUTHOR) m.colbrook@damtp.cam.ac.uk

Source: Communications in Mathematical Physics. May2021, Vol. 384 Issue 1, p433-501. 69p.

Kernel density estimation with linked boundary conditions.

Authors: Colbrook, Matthew J. Botev, Zdravko I. Kuritz, Karsten et al.

Source: Studies in Applied Mathematics. Oct2020, Vol. 145 Issue 3, p357-396. 40p.

Fast and spectrally accurate numerical methods for perforated screens (with applications to Robin boundary conditions).

Authors: Colbrook, Matthew J Priddin, Matthew J

Source: IMA Journal of Applied Mathematics. Oct2020, Vol. 85 Issue 5, p790-821. 32p.

Extending the unified transform: curvilinear polygons and variable coefficient PDEs.

Authors: Colbrook, Matthew J¹ (AUTHOR) m.colbrook@damtp.cam.ac.uk

Source: IMA Journal of Numerical Analysis. Apr2020, Vol. 40 Issue 2, p976-1004. 29p.

On the infinite-dimensional QR algorithm.

Authors: Colbrook, Matthew J. Hansen, Anders C.

Source: Numerische Mathematik. Sep2019, Vol. 143 Issue 1, p17-83. 67p.

Reducing aerofoil–turbulence interaction noise through chordwise-varying porosity.

Authors: Ayton, Lorna J. Colbrook, Matthew J. Geyer, Thomas F. et al.

Source: Journal of Fluid Mechanics; 1/10/2021, Vol. 906, p1-28, 28p

Pseudoergodic operators and periodic boundary conditions.

Authors: Colbrook, Matthew J.¹

Source: Mathematics of Computation; Mar2020, Vol. 89 Issue 322, p737-766, 30p