News

Ivan Mykhailiuk has successfully completed his doctorate. The title of the dissertation is "On the Concepts of Quality for Local Solutions of Nonlinear Programs". Congratulations!

Eva Dierkes has successfully completed her doctorate. The title of the dissertation is "On Learning Hamiltonian Systems using Machine Learning with Focus on System Symmetry Preservation". Congratulations!

Lasse Fischer has successfully completed his doctorate. The title of the dissertation is "Advances in anytime-valid hypothesis testing and online multiple testing". Congratulations!

Sonal Rami has successfully completed her doctorate. The title of the dissertation is "Deep Learning for Temporal Reconstruction of FESOM-derived Sea Surface Temperature and 3D Ocean Variables". Congratulations!

The RTG is nearing its end, and we are pleased to host our final summer school to celebrate the group's research achievements and scientific exchange over the past years!

Lena Ranke has successfully completed her doctorate. The title of the dissertation is "On Different Witness Complex Filtrations and their Landmark Choices". Congratulations!

Christian Meerpohl has successfully completed his doctorate. The title of the dissertation is "Autonome robotische Exploration mittels Strategien der nichtlinearen Optimierung". Congratulations!

Daniel Odipo has successfully completed his doctorate. The title of the dissertation is "Multiple Testing Procedures for Discrete p-Values and Composite Null Hypotheses". Congratulations!

Pascal Rink has successfully completed his doctorate. The title of the dissertation is "Confidence Limits for Prediction Performance". Congratulations!

Christine Winther Bang has successfully completed her doctorate. The title of the dissertation is "Constraint-based causal discovery with tiered background knowledge". Congratulations!

The Research Training Group hosted a summer school on data-driven dynamical systems.

Alexander Denker has successfully completed his doctorate. The title of the dissertation is "Invertible Neural Networks and Normalizing Flows for Image Reconstruction". Congratulations!

Louisa Kinzel has successfully completed her doctorate. The title of the dissertation is "Unsupervised Deep Machine Learning Methods to Discriminate Icequakes in Seismological Data from Neumayer Station, Antarctica". Congratulations!

Gideon Klaila has successfully completed his doctorate. The title of the dissertation is "The Persistence Transformation; A New Methodology of Topological Data Analysis". Congratulations!

Vladimir Vutov has successfully completed his doctorate. The title of the dissertation is "Large-scale multiple testing under arbitrary covariance dependency and topological data analysis for mass spectrometry imaging applications". Congratulations!

Margareta Runge has successfully completed her doctorate. The title of the dissertation is "Online Parameter Identification for Optimal Feedback Control of Nonlinear Dynamical Systems". Congratulations!

Kai Schäfer has successfully completed his doctorate. The title of the dissertation is "Decomposition Methods for Parameter Identification and Bilevel Programming". Congratulations!

Johannes Leuschner has successfully completed his doctorate. The title of the dissertation is "Deep Learning for Computed Tomography Reconstruction - Learned Methods, Deep Image and Uncertainty Estimation". Congratulations!

The RTG Summer School 2023 took place at the University of Bremen.

Phil Gralla has successfully completed his doctorate. The title of the dissertation is "Tikhonov Functionals Incorporating Tolerances in Discrepancy Term for Inverse Problems". Congratulations!

Maximilian Schmidt has successfully completed his doctorate. The title of the dissertation is "Hybrid Deep Learning - How Combining Data-Driven and Model-Based Approaches Solves Inverse Problems in Computed Tomography and Beyond". Congratulations!

The RTG winter retreat 2022 took place from the 17th to the 19th of October together with the PhD students of the 2nd and 3rd cohort. The main workshop by Dr. Sardar M. Kohistani (Samin World) was related about intercultural competences.

Anh-Tuan Hoang has successfully completed his doctorate. The title of the dissertation is "Statistische Methoden zur Replizierbarkeitsbewertung im Rahmen mehrstufiger Studien". Congratulations!

Pascal Fernsel has successfully completed his doctorate. The title of the dissertation is "Nonnegative Matrix Factorization. Theory, Algorithms, and Applications". Congratulations!

Sören Schulze has sucessfully completed his doctorate. The title of the dissertation is "Blind Source Separation in Single-Channel Polyphonic Music Recordings". Congratulations!

Jonathan von Schroeder has successfully completed his doctorate. The title of the dissertation is "Non-Parametric Statistical Methods. Applications in MALDI Imaging and Finance". Congratulations!

Miriam Steinherr Zazo has sucessfully completed her doctorate. The title of the dissertation is "Bifurcation Analysis for Systems with Piecewise Smooth Nonlinearity and Applications". Congratulations!

Ilias Bougoudis has sucessfully completed his doctorate in the working group of Prof. Burrows. Congratulations!

The RTG Winter Retreat 2021 took place on the 21st and 22nd of October. The main workshop was related with career planning in or outside academia.

Georgia Sfakianaki has successfully completed her doctorate with the title "Regularization of ill-posed inverse problems with tolerances and sparsity in parameter space". Congratulations!

Congratulations to Louisa for winning the Bremen Study Prize for her Master's thesis. Congratulations!

We are glad to announce that the DFG has approved a further funding period (until 2025) for the RTG π³. In total, 25 research training groups (including 10 new) will be funded.

Sören Dittmer has succesfully completed his PhD on the topic "On deep learning applied to inverse problems - A chicken-and-egg problem". Congratulations!

Over the course of the 15th and 16th of October 2020, the Ph.D. students of the research training group π³ met for the annual winter retreat. The main goal for this retreat was getting together the complete 2nd cohort, since the last students joined the group as late as September.

Daniel Otero Baguer is the new coordinator of the RTG. Tobias Kluth was the coordinator for the first 4 years of the RTG and did an amazing job. Thank you Tobias!

Tobias Kluth has submitted his habilitation with the title "Model-based to data-driven approaches for parameter identification and image reconstruction in the applied inverse problem of magnetic particle imaging".

Daniel Otero Baguer has successfully completed his doctorate on "Neural Networks for solving Inverse Problems with applications in Materials Science and Medical Imaging".

We kindly want to draw your attention to one upcoming event of the research training group. A summer school on Code Sprint - Benchmarking Deep Learning based CT Image Reconstruction Methods is organized by Prof. Dr. Peter Maaß (ZeTeM, Bremen), Dr. Maureen van Eijnatten (CWI, Amsterdam), Poulami Gang

Christian Etmann has successfully completed his doctorate with the title "Double Backpropagation with Applications to Robustness and Saliency Map Interpretability"

In the framework of our Soft Skills program we held the gender sensitive leadership workshop for PIs. The course was given by Dr. Lisa Horvath (Universitäts- & Organisationsberatung, Graz).

Max Westphal has successfully completed his doctorate with the title "Model Selection and Evaluation in Supervised Machine Learning".

On December 02, 2019, Dr. Martin Rasmussen, Imperial College London, is visiting the research training group (invited by Miriam Steinherr). We cordially invite you to his talk titled: "Three reasons why additive noise does not destroy a pitchfork bifurcation"

Alexander Konschin has successfully completed his doctorate with the title "Direkte und inverse elektromagnetische Streuprobleme für lokal gestörte periodische Medien"

Jens Behrmann has successfully completed his doctorate with the title "Principles of Neural Network Architecture Design:Invertibility and Domain-Knowledge"

Thies Gerken has successfully completed his doctorate with the title "Dynamic Inverse Problems for Wave Phenomena"

The ROMSOC training course "Introduction to Deep Learning" in the framework of the research project ROMSOC (Reduced Order Modelling, Simulation and Optimization of Coupled Systems) was held at ZeTeM from 23.09.2019 until the 27.09.2019. The lecturers were Niv Haim from Weizmann Institute of Science…

We kindly want to draw your attention to one upcoming event of the research training group. The research area R3 organizes a autumn school on Deep Learning and Inverse Problems.

Saswati Saha has successfully completed her doctorate on "Multiple testing and modeling in dose-response studies".

We kindly want to draw your attention to one upcoming event of the research training group. In the research area R2 a summer school on Optimization of Dynamical Systems is organized by Christof Büskens, Kathrin Flaßkamp, and Jens Rademacher.