papers

Publications (30)

cs.CV2024

Uncovering Hidden Subspaces in Video Diffusion Models Using Re-Identification

Mischa Dombrowski, Hadrien Reynaud, Bernhard Kainz

Latent Video Diffusion Models can easily deceive casual observers and domain experts alike thanks to the produced image quality and temporal consistency. Beyond entertainment, this…

cs.CV2021

Ultrasound Video Transformers for Cardiac Ejection Fraction Estimation

Hadrien Reynaud, Athanasios Vlontzos, Benjamin Hou +3

Cardiac ultrasound imaging is used to diagnose various heart diseases. Common analysis pipelines involve manual processing of the video frames by expert clinicians. This suffers fr…

cs.CV2023

Realistic Data Enrichment for Robust Image Segmentation in Histopathology

Sarah Cechnicka, James Ball, Hadrien Reynaud +3

Poor performance of quantitative analysis in histopathological Whole Slide Images (WSI) has been a significant obstacle in clinical practice. Annotating large-scale WSIs manually i…

cs.CV2026

Generalist Foundation Models from a Multimodal Dataset for 3D Computed Tomography

Ibrahim Ethem Hamamci, Sezgin Er, Chenyu Wang +27

Advancements in medical imaging AI, particularly in 3D imaging, have been limited due to the scarcity of comprehensive datasets. We introduce CT-RATE, a public dataset that pairs 3…

cs.CV2024

Feature-Conditioned Cascaded Video Diffusion Models for Precise Echocardiogram Synthesis

Hadrien Reynaud, Mengyun Qiao, Mischa Dombrowski +5

Image synthesis is expected to provide value for the translation of machine learning methods into clinical practice. Fundamental problems like model robustness, domain transfer, ca…

cs.CV2026

SigVLP: Sigmoid Volume-Language Pre-Training for Self-Supervised CT-Volume Adaptive Representation Learning

Jiayi Wang, Hadrien Reynaud, Ibrahim Ethem Hamamci +4

Large-scale, volumetric medical imaging datasets typically aggregate scans from different vendors and devices, resulting in highly variable resolution, slice thicknesses, and numbe…