Ikuti
Lutz Kämmerer
Lutz Kämmerer
Email yang diverifikasi di mathematik.tu-chemnitz.de - Beranda
Judul
Dikutip oleh
Dikutip oleh
Tahun
Interpolation lattices for hyperbolic cross trigonometric polynomials
L Kämmerer, S Kunis, D Potts
Journal of Complexity 28 (1), 76-92, 2012
882012
Approximation of multivariate periodic functions by trigonometric polynomials based on rank-1 lattice sampling
L Kämmerer, D Potts, T Volkmer
Journal of Complexity 31 (4), 543-576, 2015
852015
On the stability of the hyperbolic cross discrete Fourier transform
L Kämmerer, S Kunis
Numerische Mathematik 117, 581-600, 2011
702011
Worst-case recovery guarantees for least squares approximation using random samples
L Kämmerer, T Ullrich, T Volkmer
Constructive Approximation 54 (2), 295-352, 2021
622021
Tight error bounds for rank-1 lattice sampling in spaces of hybrid mixed smoothness
G Byrenheid, L Kämmerer, T Ullrich, T Volkmer
Numerische Mathematik 136, 993-1034, 2017
482017
Reconstructing multivariate trigonometric polynomials from samples along rank-1 lattices
L Kämmerer
Approximation Theory XIV: San Antonio 2013, 255-271, 2014
402014
Reconstructing hyperbolic cross trigonometric polynomials by sampling along rank-1 lattices
L Kämmerer
SIAM Journal on Numerical Analysis 51 (5), 2773-2796, 2013
402013
High-dimensional sparse FFT based on sampling along multiple rank-1 lattices
L Kämmerer, D Potts, T Volkmer
Applied and Computational Harmonic Analysis 51, 225-257, 2021
342021
Multiple rank-1 lattices as sampling schemes for multivariate trigonometric polynomials
L Kämmerer
Journal of Fourier Analysis and Applications 24, 17-44, 2018
322018
High dimensional fast fourier transform based on rank-1 lattice sampling
L Kämmerer
Dissertation, Chemnitz, Technische Universität Chemnitz, 2014, 2015
322015
Constructing spatial discretizations for sparse multivariate trigonometric polynomials that allow for a fast discrete Fourier transform
L Kämmerer
Applied and Computational Harmonic Analysis 47 (3), 702-729, 2019
262019
Reconstructing multivariate trigonometric polynomials by sampling along generated sets
L Kämmerer
Monte Carlo and Quasi-Monte Carlo Methods 2012, 439-454, 2013
252013
Approximation of multivariate periodic functions based on sampling along multiple rank-1 lattices
L Kämmerer, T Volkmer
Journal of Approximation Theory 246, 1-27, 2019
232019
Approximation of multivariate periodic functions by trigonometric polynomials based on sampling along rank-1 lattice with generating vector of Korobov form
L Kämmerer, D Potts, T Volkmer
Journal of Complexity 31 (3), 424-456, 2015
192015
On the reconstruction of functions from values at subsampled quadrature points
F Bartel, L Kämmerer, D Potts, T Ullrich
Mathematics of Computation 93 (346), 785-809, 2024
102024
A deterministic algorithm for constructing multiple rank-1 lattices of near-optimal size
C Gross, MA Iwen, L Kämmerer, T Volkmer
Advances in Computational Mathematics 47 (6), 86, 2021
82021
Computational methods for the Fourier analysis of sparse high-dimensional functions
L Kämmerer, S Kunis, I Melzer, D Potts, T Volkmer
Extraction of Quantifiable Information from Complex Systems, 347-363, 2014
82014
A sample efficient sparse FFT for arbitrary frequency candidate sets in high dimensions
L Kämmerer, F Krahmer, T Volkmer
Numerical Algorithms, 1-42, 2022
72022
NHCFFT, Matlab toolbox for the nonequispaced hyperbolic cross FFT
M Döhler, L Kämmerer, S Kunis, D Potts
72009
The uniform sparse FFT with application to PDEs with random coefficients
L Kämmerer, D Potts, F Taubert
Sampling Theory, Signal Processing, and Data Analysis 20 (2), 19, 2022
52022
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