activity
20232026
collaborators

6 papers

cs.CV2026

P-JEPA: Procedural Video Representation Learning via Joint Embedding Predictive Architecture

Felix Tristram, Stefano Gasperini, Benjamin Killeen +4

The increasing maturity of embodied AI platforms has driven a growing interest in procedural video representation learning to support intelligent assistance systems for complex, mu…

cs.CV2026

OR-Action: Multi-Role Video Understanding with Fine-Grained Actions

Felix Tristram, Ege Özsoy, Christian Benz +3

Fine-grained understanding of operating room (OR) activity could enable workflow-aware assistance, yet remains difficult due to clutter, occlusions, and limited sensing. The prevai…

cs.CV2025

EgoExOR: An Ego-Exo-Centric Operating Room Dataset for Surgical Activity Understanding

Ege Özsoy, Arda Mamur, Felix Tristram +4

Operating rooms (ORs) demand precise coordination among surgeons, nurses, and equipment in a fast-paced, occlusion-heavy environment, necessitating advanced perception models to en…

cs.CV2025

MM-OR: A Large Multimodal Operating Room Dataset for Semantic Understanding of High-Intensity Surgical Environments

Ege Özsoy, Chantal Pellegrini, Tobias Czempiel +7

Operating rooms (ORs) are complex, high-stakes environments requiring precise understanding of interactions among medical staff, tools, and equipment for enhancing surgical assista…

cs.CV2024

FLex: Joint Pose and Dynamic Radiance Fields Optimization for Stereo Endoscopic Videos

Florian Philipp Stilz, Mert Asim Karaoglu, Felix Tristram +3

Reconstruction of endoscopic scenes is an important asset for various medical applications, from post-surgery analysis to educational training. Neural rendering has recently shown…

cs.CV2023

Re-Nerfing: Improving Novel View Synthesis through Novel View Synthesis

Felix Tristram, Stefano Gasperini, Nassir Navab +1

Recent neural rendering and reconstruction techniques, such as NeRFs or Gaussian Splatting, have shown remarkable novel view synthesis capabilities but require hundreds of images o…