collaborators

12 papers

cs.CV2026

Good Enough? An Investigation on the Impact of Label Quality in Large-Scale Medical Datasets

Alexander Jaus, Zdravko Marinov, Constantin Seibold +4

Manually refining radiological segmentation masks is highly resource-intensive. To determine when this expert commitment is truly justified for the training of segmentation models,…

cs.LG2026

The Data Manifold under the Microscope

Marios Koulakis, Constantin Seibold

A significant gap exists between theory and practice in deep learning. Generalization and approximation error bounds are often derived for simplified models or are too loose to be…

cs.CV2026

The autoPET3 Challenge: Automated Lesion Segmentation in Whole-Body PET/CT $\unicode{x2013}$ Multitracer Multicenter Generalization

Jakob Dexl, Katharina Jeblick, Andreas Mittermeier +27

We report the design and results of the third autoPET challenge (MICCAI 2024), which benchmarked automated lesion segmentation in whole-body PET/CT under a compositional generaliza…

cs.CV2026

Region-Normalized DPO for Medical Image Segmentation under Noisy Judges

Hamza Kalisch, Constantin Seibold, Jens Kleesiek +2

While dense pixel-wise annotations remain the gold standard for medical image segmentation, they are costly to obtain and limit scalability. In contrast, many deployed systems alre…

cs.CL2025

Does Biomedical Training Lead to Better Medical Performance?

Amin Dada, Marie Bauer, Amanda Butler Contreras +4

Large Language Models (LLMs) are expected to significantly contribute to patient care, diagnostics, and administrative processes. Emerging biomedical LLMs aim to address healthcare…

cs.CV2025

CT-GRAPH: Hierarchical Graph Attention Network for Anatomy-Guided CT Report Generation

Hamza Kalisch, Fabian Hörst, Jens Kleesiek +2

As medical imaging is central to diagnostic processes, automating the generation of radiology reports has become increasingly relevant to assist radiologists with their heavy workl…