Fourier reconstruction for diffraction tomography of an object rotated into arbitrary orientations. - Clemens Kirisits; Michael Quellmalz; Monika Ritsch-Marte; Otmar Scherzer; Eric Setterqvist; Gabriele Steidl (CoRR, 2021)

Approximation properties of the double Fourier sphere method. - Sophie Mildenberger; Michael Quellmalz (CoRR, 2021)

Diffraction Tomography, Fourier Reconstruction, and Full Waveform Inversion. - Florian Faucher; Clemens Kirisits; Michael Quellmalz; Otmar Scherzer; Eric Setterqvist (CoRR, 2021)

Accelerating the Sinkhorn Algorithm for Sparse Multi-Marginal Optimal Transport via Fast Fourier Transforms. - Fatima Antarou Ba; Michael Quellmalz (Algorithms, 2022)

Total variation-based phase retrieval for diffraction tomography. - Robert Beinert; Michael Quellmalz (CoRR, 2022)

Accelerating the Sinkhorn algorithm for sparse multi-marginal optimal transport by fast Fourier transforms. - Fatima Antarou Ba; Michael Quellmalz (CoRR, 2022)

Total Variation-Based Reconstruction and Phase Retrieval for Diffraction Tomography with an Arbitrarily Moving Object. - Robert Beinert; Michael Quellmalz (CoRR, 2022)

Total Variation-Based Reconstruction and Phase Retrieval for Diffraction Tomography. - Robert Beinert; Michael Quellmalz (SIAM J. Imaging Sci., 2022)

A Frame Decomposition of the Funk-Radon Transform. - Michael Quellmalz; Lukas Weissinger; Simon Hubmer; Paul D. Erchinger (SSVM, 2023)

A double Fourier sphere method for d-dimensional manifolds. - Sophie Mildenberger; Michael Quellmalz (CoRR, 2023)

Sliced Optimal Transport on the Sphere. - Michael Quellmalz; Robert Beinert; Gabriele Steidl (CoRR, 2023)

Motion detection in diffraction tomography by common circle methods. - Michael Quellmalz; Peter Elbau; Otmar Scherzer; Gabriele Steidl (Math. Comput., 2023)

Time-Harmonic Optical Flow with Applications in Elastography. - Oleh Melnyk; Michael Quellmalz; Gabriele Steidl; Noah Jaitner; Jakob Jordan; Ingolf Sack (CoRR, 2024)

Slicing of Radial Functions: a Dimension Walk in the Fourier Space. - Nicolaj Rux; Michael Quellmalz; Gabriele Steidl (CoRR, 2024)

Parallelly Sliced Optimal Transport on Spheres and on the Rotation Group. - Michael Quellmalz; Léo Buecher; Gabriele Steidl (J. Math. Imaging Vis., 2024)

Fast Summation of Radial Kernels via QMC Slicing. - Johannes Hertrich; Tim Jahn; Michael Quellmalz (ICLR, 2025)

Generalized Fourier Diffraction Theorem and Filtered Backpropagation for Tomographic Reconstruction. - Clemens Kirisits; Michael Quellmalz; Eric Setterqvist (SIAM J. Imaging Sci., 2025)

Smoothed Distance Kernels for MMDs and Applications in Wasserstein Gradient Flows. - Nicolaj Rux; Michael Quellmalz; Gabriele Steidl (CoRR, 2025)