Björn Ommer

SEP 10, 2026 · PREPRINT

Logit Refiner: Improving Visual Autoregressive Models via Intra-Scale Dependency Modeling

arXiv

Unreviewed technical report presenting a novel method for improving image generation, with controlled experiments on standard benchmarks but lacking peer review and clinical/real-world validation.

AUG 14, 2026 · PREPRINT

Concept Guidance: Precise, Training-Free Latent Control for Text-to-Image Generation

arXiv

This is an unrefereed arXiv preprint describing a novel computational method for text-to-image generation; it reports technique validation but lacks peer review and clinical or direct translational relevance.