Conference Agenda

Overview and details of the sessions of this conference. Please select a date or location to show only sessions at that day or location. Please select a single session for detailed view (with abstracts and downloads if available).

 
 
Session Overview
Date: Wednesday, 06/Sept/2023
9:00am
-
11:00am
CT01: Contributed talks
Location: VG2.104
Chair: Philipp Ronald Mickan
 

Some Inverse Problems for Parabolic Equations

Mikhail Klibanov



Inverse problems for hyperbolic conservation laws

Duc-Lam Duong



X-ray holographic imaging using intensity correlations

Milad Karimi, Thorsten Hohage

CT02: Contributed talks
Location: VG2.105
Chair: Roman Novikov
 

Lipschitz Stability of Recovering the Conductivity from Internal Current Densities

Lingyun Qiu, Siqin Zheng



Geometric regularization in three-dimensional inverse obstacle scattering

Jannik Rönsch, Henrik Schumacher, Max Wardetzky, Thorsten Hohage



Phase retrieval and phaseless inverse scattering with background information

Thorsten Hohage, Roman Novikov, Vladimir Sivkin



Convergence analysis of optimization-by-continuation algorithms

Ignace Loris

CT03: Contributed talks
Location: VG2.107
Chair: Martin Halla
 

The Foldy-Lax approximation of scattered field by many small inclusions near the resonating frequencies for Lam\`e system

Divya Gangadaraiah, Durga Prasad Challa, Mourad Sini



Microlocal Analysis of Multistatic Synthetic Aperture Radar Imaging

David McMahon, Clifford Nolan



An inverse problem for the Riemannian minimal surface equation

Janne Nurminen

MS01: Machine Learning for Inverse Problems in Medical Imaging
Location: VG1.102
Chair: Christian Fiedler
Chair: Jens Flemming
 

Chances and limitations of machine learning approaches to inverse problems

Jens Flemming



From Manual to Automatic: Streamlining MRI Marker Detection and Localization for Surgical Planning

Christian Fiedler, Silke Kolbig



Approaches on Feature and Model Selection for high-dimensional data in Medical Research and Analysis

Paul-Philipp Jacobs, Timm Denecke, Harald Busse



Deceptive performance of artificial neural networks in semantic segmentation tasks on the example of lung delineation

Marcus Wittig

MS05 1: Numerical meet statistical methods in inverse problems
Location: VG2.102
Chair: Martin Hanke
Chair: Markus Reiß
Chair: Frank Werner
 

Aggregation by the Linear Functional Strategy in Regularized Domain Adaptation

Sergei Pereverzyev



The Henderson problem and the relative entropy functional

Fabio Marc Frommer, Martin Hanke



Early stopping for $L^{2}$-boosting in high-dimensional linear models

Bernhard Stankewitz



Early stopping for conjugate gradients in statistical inverse problems

Laura Hucker, Markus Reiß

MS06 1: Inverse Acoustic and Electromagnetic Scattering Theory - 30 years later
Location: VG0.110
Chair: Fioralba Cakoni
Chair: Houssem Haddar
 

Celebrating Colton and Kress Contributions

Fioralba Cakoni, Houssem Haddar



Passive inverse obstacle scattering problems

Thorsten Hohage, Meng Liu



Target Signatures for Thin Surfaces

Peter Monk



Learning Dynamical Models and Model Components from Observations

Roland Potthast

MS11: Defying the Curse of Dimensionality – Theory and Algorithms for Large Dimensional Bayesian Inversion
Location: VG1.108
Chair: Rafael Flock
Chair: Yiqiu Dong
 

Efficient high-dimensional Bayesian multi-fidelity inverse analysis for expensive legacy solvers

Jonas Nitzler, Wolfgang A. Wall, Phaedon-Stelios Koutsourelakis



Goal-oriented Uncertainty Quantification for Inverse Problems via Variational Encoder-Decoder Networks

Julianne Chung, Matthias Chung, Babak Afkham



Coupled Parameter and Data Dimension Reduction for Bayesian Inference

Qiao Chen, Elise Arnaud, Ricardo Baptista, Olivier Zahm



Certified Coordinate Selection for large-dimensional Bayesian Inversion

Rafael Flock, Yiqiu Dong, Olivier Zahm, Felipe Uribe

MS19 3: Theory and algorithms of super-resolution in imaging and inverse problems
Location: VG3.103
Chair: Habib Ammari
Chair: Ping Liu
 

On Beurling-Selberg Approximations and the Stability of Super-Resolution

Maxime Ferreira Da Costa



A Parameter Identification Algorithm for Gaussian Mixture Models

Xinyu Liu, Hai Zhang



Super-localisation of a point-like emitter in a resonant environment : correction of the mirage effect

Pierre Millien



Optimal super-resolution of close point sources and stability of Prony's method

Rami Katz, Nuha Diab, Dmitry Batenkov

MS22 3: Imaging with Non-Linear Measurements: Tomography and Reconstruction from Phaseless or Folded Data
Location: VG1.101
Chair: Matthias Beckmann
Chair: Robert Beinert
Chair: Michael Quellmalz
 

Phase retrieval from time-frequency structured data

Rima Alaifari



Computational Imaging from Structured Noise

Ayush Bhandari



Phase retrieval framework for direct reconstruction of the projected refractive index applied to ptychography and holography

Johannes Hagemann, Felix Wittwer, Christian G. Schroer



Zero-optics X-ray dark-field imaging using dual energies

Jannis N. Ahlers, Konstantin M. Pavlov, Marcus J. Kitchen, Kaye S. Morgan

MS23 2: Recent developments in reconstruction methods for inverse scattering and electrical impedance tomography
Location: VG1.103
Chair: Roland Griesmaier
Chair: Nuutti Hyvönen
 

Inverse medium scattering for a nonlinear Helmholtz equation

Roland Griesmaier



Linearised inverse conductivity problem: reconstruction and Lipschitz stability for infinite-dimensional spaces of perturbations

Henrik Garde, Nuutti Hyvönen



Optimizing electrode positions in electrical impedance tomography for head imaging

Ruma Rani Maity, Nuutti Hyvönen, Antti Hannukainen, Anton Vavilov



Immersed boundary method for electrical impedance tomography in the frame of electrocardiography

Jérémi Dardé, Niami Nasr, Lisl Weynans

MS26 1: Trends and open problems in cryo electron microscopy
Location: VG3.102
Chair: Carlos Esteve-Yague
Chair: Johannes Schwab
 

Joint Cryo-ET Alignment and Reconstruction with Neural Deformation Fields

Valentin Debarnot, Sidharth Gupta, Konik Kothari, Ivan Dokmanić



Manifold-based Point Cloud Deformations: Theory and Applications to Protein Conformation Processing

Willem Diepeveen, Carlos Esteve-Yagüe, Jan Lellmann, Ozan Öktem, Carola-Bibiane Schönlieb



Spectral decomposition of atomic structures in heterogeneous cryo-EM

Carlos Esteve-Yague, Willem Diepeveen, Ozan Oktem, Carola-Bibiane Schönlieb

MS30 1: Inverse Problems on Graphs and Machine Learning
Location: VG2.103
Chair: Emilia Lavie Kyllikki Blåsten
Chair: Matti Lassas
Chair: Jinpeng Lu
 

Continuum limit for lattice Hamiltonians

Hiroshi Isozaki



Quantum computing algorithms for inverse problems on graphs

Joonas Ilmavirta, Matti Lassas, Jinpeng Lu, Lauri Oksanen, Lauri Ylinen



Inverse problems for the graph Laplacian

Emilia Blåsten, Hiroshi Isozaki, Matti Lassas, Jinpeng Lu



Inverse problems on manifolds via graph-based semi-supervised learning

Daniel Sanz-Alonso, Ruiyi Yang

MS32 1: Parameter identification in time dependent partial differential equations
Location: VG1.104
Chair: Barbara Kaltenbacher
Chair: William Rundell
 

Spacetime finite element methods for inverse and control problems subject to the wave equation

Lauri Oksanen, Spyros Alexakis, Ali Feizmohammadi



Mathematical challenges in Full Waveform inversion

Lukas Pieronek



Optimality of pulse energy for photoacoustic tomography

Barbara Kaltenbacher, Phuoc Truong Huynh



Bi-level iterative regularization for inverse problems in nonlinear PDEs

Tram Nguyen

MS33 1: Quantifying uncertainty for learned Bayesian models
Location: VG1.105
Chair: Marta Malgorzata Betcke
Chair: Martin Holler
 

Equivariant Neural Networks for Indirect Measurements

Nick Heilenkötter, Matthias Beckmann



Bayesian MRI reconstruction with joint uncertainty estimation using diffusion priors

Guanxiong Luo, Moritz Blumenthal, Martin Heide, Martin Uecker



Utilizing variational autoencoders in the Bayesian inverse problem of photoacoustic tomography

Teemu Sahlström, Tanja Tarvainen



Scalable Bayesian uncertainty quantification with learned convex regularisers

Tobías Ignacio Liaudat, Marta Betcke, Jason D. McEwen, Marcelo Pereyra

MS45 2: Optimal Transport meets Inverse Problems
Location: VG0.111
Chair: Marcello Carioni
Chair: Jan-F. Pietschmann
Chair: Matthias Schlottbom
 

Inverse problems in imaging and information fusion via structured multimarginal optimal transport

Johan Karlsson, Yongxin Chen, Filip Elvander, Isabel Haasler, Axel Ringh



Wasserstein PDE G-CNN

Olga Mula, Daan Bon



An Optimal Transport-based approach to Total-Variation regularization for the Diffusion MRI problem

Rodolfo Assereto, Kristian Bredies, Marion I. Menzel, Emanuele Naldi, Claudio Verdun



A game-based approach to learn interaction rules for systems of rational agents

Mauro Bonafini, Massimo Fornasier, Bernhard Schmitzer

MS47 3: Scattering and spectral imaging: inverse problems and algorithms
Location: VG3.101
Chair: Eric Todd Quinto
Chair: Gael Rigaud
 

Analytic and Deep learning-based Inversions in Circular Compton Scattering Tomography

Mai K. Nguyen, Cécilia Tarpau, Javier Cebeiro, Ishak Ayad



On a cylindrical scanning modality in three-dimensional Compton scatter tomography

James Webber

MS53: Uniqueness and stability in inverse problems for partial differential equations
Location: VG3.104
Chair: Sonia Foschiatti
Chair: Elisa Francini
Chair: Eva Sincich
 

Stability for the inverse problem of the determination on an inclusion in a Schrödinger type equation using Cauchy data.

Sonia Foschiatti



Refined instability estimates for two inverse problems

Jenn-Nan Wang



Stability estimates for the inverse fractional conductivity problem

Jesse Railo



Uniqueness and stability for anisotropic inverse problems.

Romina Gaburro

11:00am
-
11:20am
C5: Coffee Break
Location: ZHG Foyer
11:20am
-
12:10pm
Pl 5: Plenary lecture
Location: ZHG 011
Chair: Gunther Uhlmann
 

Geometric inverse problems in 2D: a transport twistor perspective

Gabriel Paternain

12:15pm
-
1:30pm
P: Poster Session
Location: ZHG Foyer
 

Adaptive Method for Bayesian EEG/MEG Source Localization to Support Treatment of Focal Epilepsy

Joonas Lahtinen, Alexandra Koulouri, Tim Erdbrügger, Carsten H. Wolters, Sampsa Pursiainen



Edge-Preserving Tomographic Reconstruction with Uncertain View Angles

Per Christian Hansen, Johnathan M. Bardsley, Yuqiu Dong, Nicolai A. B. Riis, Felipe Uribe



EIT reconstruction using virtual X-rays and machine learning

Siiri Inkeri Rautio



Frequentist Ensemble Kalman Filter

Maia Tienstra, Sebastian Reich



Investigation of the effects of Cowling approximation on adiabatic wave propagation in helioseismology

Hélène Barucq, Lola Chabat, Florian Faucher, Damien Fournier, Ha Pham



Dual-grid parameter choice method for total variation regularised image deblurring

Yiqiu Dong, Markus Juvonen, Matti Lassas, Ilmari Pohjola, Samuli Siltanen



Geodesic slice sampling on the sphere

Mareike Hasenpflug, Michael Habeck, Shantanu Kodgirwar, Daniel Rudolf



Gibbsian Polar Slice Sampling

Philip Schär, Michael Habeck, Daniel Rudolf



Hybrid knowledge and data-driven approaches for DOT reconstruction in medical imaging

Alessandra Serianni



Inverse Level-Set Problems for Capturing Calving Fronts

Daniel Abele, Angelika Humbert



Microlocal analysis of inverse scattering problems

Gregory Samelsohn



Microlocal Analysis of Multistatic Synthetic Aperture Radar Imaging

David McMahon, Clifford Nolan



Revealing Functional Substructure of Retinal Ganglion Cell Receptive Fields Using Tomography-Based Stimulation

Steffen Krüppel, Tim Gollisch



Non-stationary hyperspectral unmixing with learnt regularization

Julia Marie Lascar



Reduced Order Methods for Linear Gaussian Bayesian Inverse Problems on separable Hilbert Spaces

Giuseppe Carere, Han Cheng Lie



GAN-based motion correction in MRI

Mathias Simon Feinler, Bernadette Hahn



Dynamic Computerized Tomography using Inexact Models and Data-driven Motion Detection

Gesa Sarnighausen, Anne Wald



Phase retrieval beyond the homogeneous object approximation in X-ray holographic imaging

Jens Lucht, Leon Merten Lohse, Simon Huhn, Tim Salditt



Reconstruction of active forces generated by actomyosin networks

Emily Klass, Anne Wald



Reconstruction of the potential in a hyperbolic equation in dimension 3

Faguèye Ndiaye Sylla, Mouhamadou Ngom, Mariama Ndiaye, Diaraf Seck



Compensating motion and model inexactness in nano-CT

Björn Ehlers, Anne Wald



Combining Non-Data-Adaptive Transforms For OCT Image Denoising By Iterative Basis Pursuit

Raha Razavi, Hossein Rabbani, Gerlind Plonka



Iterated Arnoldi-Tikhonov method

Davide Bianchi, Marco Donatelli, Davide Furchì, Lothar Reichel



Measurement and analysis strategies for EUV pump-probe spectroscopic imaging

Gijsbert Simon Matthijs Jansen, Hannah Strauch, Thorsten Hohage, Stefan Mathias

3:00pm
-
5:30pm
Exc: Excursions
Location: Forum des Wissens
6:00pm
-
10:00pm
CD: Evening Talk with Dinner
Location: Alte Mensa
Chair: Thorsten Hohage
 

Shaken, not Stirred! – James Bond in the Spotlight of Physics"

Metin Tolan


 
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