Lutz Kämmerer

According to our database, Lutz Kämmerer authored at least 18 papers between 2011 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Constructing efficient spatial discretizations of spans of multivariate Chebyshev polynomials.

Lutz Kämmerer

CoRR, 2024

2023

On the reconstruction of functions from values at subsampled quadrature points.

Felix Bartel, Lutz Kämmerer, Daniel Potts, Tino Ullrich

Math. Comput., June, 2023

2022

A sample efficient sparse FFT for arbitrary frequency candidate sets in high dimensions.

Lutz Kämmerer, Felix Krahmer, Toni Volkmer

Numer. Algorithms, 2022

Nonlinear approximation in bounded orthonormal product bases.

Lutz Kämmerer, Daniel Potts, Fabian Taubert

CoRR, 2022

2021

The uniform sparse FFT with application to PDEs with random coefficients.

Lutz Kämmerer, Daniel Potts, Fabian Taubert

CoRR, 2021

A deterministic algorithm for constructing multiple rank-1 lattices of near-optimal size.

Craig Gross, Mark A. Iwen, Lutz Kämmerer, Toni Volkmer

Adv. Comput. Math., 2021

2020

A fast probabilistic component-by-component construction of exactly integrating rank-1 lattices and applications.

Lutz Kämmerer

CoRR, 2020

Sparse Fourier Transforms on Rank-1 Lattices for the Rapid and Low-Memory Approximation of Functions of Many Variables.

Craig Gross, Mark A. Iwen, Lutz Kämmerer, Toni Volkmer

CoRR, 2020

A sparse FFT approach for ODE with random coefficients.

Maximilian Bochmann, Lutz Kämmerer, Daniel Potts

Adv. Comput. Math., 2020

2019

Approximation of multivariate periodic functions based on sampling along multiple rank-1 lattices.

Lutz Kämmerer, Toni Volkmer

J. Approx. Theory, 2019

Worst case recovery guarantees for least squares approximation using random samples.

Lutz Kämmerer, Tino Ullrich, Toni Volkmer

CoRR, 2019

Multiple Lattice Rules for Multivariate L_∞ Approximation in the Worst-Case Setting.

Lutz Kämmerer

CoRR, 2019

2017

Tight error bounds for rank-1 lattice sampling in spaces of hybrid mixed smoothness.

Glenn Byrenheid, Lutz Kämmerer, Tino Ullrich, Toni Volkmer

Numerische Mathematik, 2017

2015

Approximation of multivariate periodic functions by trigonometric polynomials based on rank-1 lattice sampling.

Lutz Kämmerer, Daniel Potts, Toni Volkmer

J. Complex., 2015

Approximation of multivariate periodic functions by trigonometric polynomials based on sampling along rank-1 lattice with generating vector of Korobov form.

Lutz Kämmerer, Daniel Potts, Toni Volkmer

J. Complex., 2015

2013

Reconstructing Hyperbolic Cross Trigonometric Polynomials by Sampling along Rank-1 Lattices.

Lutz Kämmerer

SIAM J. Numer. Anal., 2013

2012

Interpolation lattices for hyperbolic cross trigonometric polynomials.

Lutz Kämmerer, Stefan Kunis, Daniel Potts

J. Complex., 2012

2011

On the stability of the hyperbolic cross discrete Fourier transform.

Lutz Kämmerer, Stefan Kunis

Numerische Mathematik, 2011