Open-World / Open-Vocabulary From survey PDF — verify links
OVVAD
OVVAD — Detect + Categorize
CVPR · 2024Human-reviewed summary status
Survey summary
OVVAD decouples open-vocabulary VAD into class-agnostic detection and class-specific classification, jointly optimized: a semantic knowledge injection module brings LLM knowledge to detection, while an anomaly synthesis module generates pseudo unseen-anomaly videos via large vision generation models for classification.
Taxonomy placement
Open-World
Open-WorldOpen-VocabularyDetect + Categorize
Method characteristics
Open-World / Open-VocabularyClass-agnostic detectionNovel-anomaly synthesisSemantic injection