Author

Yi Yang

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Preprint Aug 2026

OvDSGG: End-to-End Open-Vocabulary Dynamic Scene Graph Generation

OvDSGG is introduced, the first end-to-end framework for open-vocabulary DSGG, which significantly outperforms open-vocabulary baselines across all metrics, and a rigorous open-vocabulary DSGG benchmark adapted from Action Genome, with disjoint Base/Novel splits for both objects and predicates.

John Helsby, Yi Yang, B. Rosenhahn et al. · 0 citations

Preprint Aug 2026

Seeing Before Answering: Training-Free Visual Layer Profiling for Vision-Language Models

Pre-projector VDE tracks layer-wise accuracy and its top-ranked layers cover the oracle best layer on every task for the SigLIP-based LLaVA-Video, while giving region-level guidance for the CLIP-based Video-LLaVA.

Ru-Chen Liu, Yi Yang, Yi-Ming Xu et al. · 0 citations