A direct solution to the interpolative inverse non-uniform fast Fourier transform problem for spectral analyses of non-equidistant time-series data
Fuente:
arXiv
Saved in:
| Main Authors: | Armstrong, Michael Sorochan, Pérez-Girón, José Carlos, Camacho, José, Zamora, Regino |
|---|---|
| Format: | Preprint |
| Published: |
2023
|
| Subjects: | |
| Online Access: | |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
Similar Items
Frequency-domain alignment of heterogeneous, multidimensional separations data through complex orthogonal Procrustes analysis
by: Armstrong, Michael Sorochan
Published: (2025)
by: Armstrong, Michael Sorochan
Published: (2025)
Fast and stable global interpolation based on equidistant points
by: Liu, Xu-Qing, et al.
Published: (2025)
by: Liu, Xu-Qing, et al.
Published: (2025)
Fast and direct inversion methods for the multivariate nonequispaced fast Fourier transform
by: Kircheis, Melanie, et al.
Published: (2023)
by: Kircheis, Melanie, et al.
Published: (2023)
Direct inversion of the nonequispaced fast Fourier transform
by: Kircheis, Melanie, et al.
Published: (2018)
by: Kircheis, Melanie, et al.
Published: (2018)
B-spline periodization of Fourier pseudo-spectral method for non-periodic problems
by: Li, Dongan, et al.
Published: (2025)
by: Li, Dongan, et al.
Published: (2025)
A hybrid reconstruction of piece-wise smooth functions from non-uniform Fourier data
by: Song, Guohui, et al.
Published: (2026)
by: Song, Guohui, et al.
Published: (2026)
Mean convergence of orthogonal Fourier series and interpolating polynomials
by: Vertesi, P., et al.
Published: (2004)
by: Vertesi, P., et al.
Published: (2004)
Continuous data assimilation for problems with limited regularity using non-interpolant observables
by: Yushutin, Vladimir
Published: (2025)
by: Yushutin, Vladimir
Published: (2025)
Approximating inverse FEM matrices on non-uniform meshes with $\mathcal{H}$-matrices
by: Angleitner, Niklas, et al.
Published: (2020)
by: Angleitner, Niklas, et al.
Published: (2020)
An alignment-agnostic methodology for the analysis of designed separations data
by: Armstrong, Michael Sorochan, et al.
Published: (2024)
by: Armstrong, Michael Sorochan, et al.
Published: (2024)
Direct interpolative construction of the discrete Fourier transform as a matrix product operator
by: Chen, Jielun, et al.
Published: (2024)
by: Chen, Jielun, et al.
Published: (2024)
A uniform non-linear subdivision scheme reproducing polynomials at any non-uniform grid
by: López-Ureña, Sergio
Published: (2024)
by: López-Ureña, Sergio
Published: (2024)
On spectral interference of the short-time Fourier transform and its nonlinear variations
by: Chand, Shrikant, et al.
Published: (2026)
by: Chand, Shrikant, et al.
Published: (2026)
On convergence of discrete methods of least squares on equidistant nodes
by: Goertz, René
Published: (2019)
by: Goertz, René
Published: (2019)
Convergence of non-linear diagonal frame filtering for regularizing inverse problems
by: Ebner, Andrea, et al.
Published: (2023)
by: Ebner, Andrea, et al.
Published: (2023)
Nonuniform fast Fourier transforms with nonequispaced spatial and frequency data and fast sinc transforms
by: Kircheis, Melanie, et al.
Published: (2021)
by: Kircheis, Melanie, et al.
Published: (2021)
Sharp inverse statements for kernel interpolation
by: Wenzel, Tizian
Published: (2023)
by: Wenzel, Tizian
Published: (2023)
$\mathcal{H}$-inverses for RBF interpolation
by: Angleitner, Niklas, et al.
Published: (2021)
by: Angleitner, Niklas, et al.
Published: (2021)
Stability of convergence rates: Kernel interpolation on non-Lipschitz domains
by: Wenzel, Tizian, et al.
Published: (2022)
by: Wenzel, Tizian, et al.
Published: (2022)
Neumann series of Bessel functions in direct and inverse spherically symmetric transmission eigenvalue problems
by: Kravchenko, Vladislav V., et al.
Published: (2025)
by: Kravchenko, Vladislav V., et al.
Published: (2025)
An exact solution to the Fourier Transform of band-limited periodic functions with nonequispaced data and application to non-periodic functions
by: Perrin, Guy
Published: (2024)
by: Perrin, Guy
Published: (2024)
A polarization tensor approximation for the Hessian in iterative solvers for non-linear inverse problems
by: Watson, F. M., et al.
Published: (2021)
by: Watson, F. M., et al.
Published: (2021)
Near-best univariate spline discrete quasi-interpolants on non-uniform partitions
by: Barrera, D., et al.
Published: (2004)
by: Barrera, D., et al.
Published: (2004)
A direct sampling method for inverse time-dependent electromagnetic source problems: reconstruction of the radiating time and spatial support
by: Sun, Fenglin, et al.
Published: (2026)
by: Sun, Fenglin, et al.
Published: (2026)
Double fast algorithm for solving time-space fractional diffusion problems with spectral fractional Laplacian
by: Yang, Yi, et al.
Published: (2022)
by: Yang, Yi, et al.
Published: (2022)
Population Power Curves in ASCA with Permutation Testing
by: Camacho, Jose, et al.
Published: (2024)
by: Camacho, Jose, et al.
Published: (2024)
Minimum-norm solutions of the non-symmetric semidefinite Procrustes problem
by: Gillis, Nicolas, et al.
Published: (2024)
by: Gillis, Nicolas, et al.
Published: (2024)
DataTransfer: Neural network based interpolation across non-nested meshes
by: Hao, Jiaxiong, et al.
Published: (2025)
by: Hao, Jiaxiong, et al.
Published: (2025)
Superfast direct inversion of the nonuniform discrete Fourier transform via hierarchically semi-separable least squares
by: Wilber, Heather, et al.
Published: (2024)
by: Wilber, Heather, et al.
Published: (2024)
Nonequispaced fast Fourier transforms for bandlimited functions
by: Kircheis, Melanie, et al.
Published: (2025)
by: Kircheis, Melanie, et al.
Published: (2025)
An efficient Fourier spectral algorithm for the Bogoliubov-de Gennes excitation eigenvalue problem
by: Li, Yu, et al.
Published: (2025)
by: Li, Yu, et al.
Published: (2025)
Variably Scaled Kernels for the regularized solution of the parametric Fourier imaging problem
by: Volpara, Anna, et al.
Published: (2025)
by: Volpara, Anna, et al.
Published: (2025)
Fictitious null spaces for improving the solution of injective inverse problems
by: Elvetun, Ole Løseth, et al.
Published: (2024)
by: Elvetun, Ole Løseth, et al.
Published: (2024)
A direct sampling method based on the Green's function for time-dependent inverse scattering problems
by: Yu, Qingqing, et al.
Published: (2023)
by: Yu, Qingqing, et al.
Published: (2023)
A Finite Volume scheme for the solution of discontinuous magnetic field distributions on non-orthogonal meshes
by: Riedinger, Augusto, et al.
Published: (2024)
by: Riedinger, Augusto, et al.
Published: (2024)
A novel direct imaging method for passive inverse obstacle scattering problem
by: Yin, Yunwen, et al.
Published: (2024)
by: Yin, Yunwen, et al.
Published: (2024)
An estimate of accuracy for interpolant numerical solutions of a PDE problem
by: Argentini, Gianluca
Published: (2004)
by: Argentini, Gianluca
Published: (2004)
Higher order error estimates for regularization of inverse problems under non-additive noise
by: Mirciu, Diana-Elena, et al.
Published: (2024)
by: Mirciu, Diana-Elena, et al.
Published: (2024)
On a spectral solver for highly oscillatory and non-smooth solutions of a class of linear fractional differential systems
by: Faghih, Amin
Published: (2025)
by: Faghih, Amin
Published: (2025)
Multiscale estimates for the condition number of non-harmonic Fourier matrices
by: Li, Weilin
Published: (2023)
by: Li, Weilin
Published: (2023)
Similar Items
-
Frequency-domain alignment of heterogeneous, multidimensional separations data through complex orthogonal Procrustes analysis
by: Armstrong, Michael Sorochan
Published: (2025) -
Fast and stable global interpolation based on equidistant points
by: Liu, Xu-Qing, et al.
Published: (2025) -
Fast and direct inversion methods for the multivariate nonequispaced fast Fourier transform
by: Kircheis, Melanie, et al.
Published: (2023) -
Direct inversion of the nonequispaced fast Fourier transform
by: Kircheis, Melanie, et al.
Published: (2018) -
B-spline periodization of Fourier pseudo-spectral method for non-periodic problems
by: Li, Dongan, et al.
Published: (2025)