Open-World / Open-Vocabulary From survey PDF — verify links
LaGoVAD
LaGoVAD — Language-Guided Definitions
arXiv · 2025Human-reviewed summary status
Survey summary
LaGoVAD supports open-world VAD with variable anomaly definitions guided by user-provided natural language at inference; it adapts via dynamic video synthesis for duration diversity and contrastive learning with negative mining, trained on the new 35,279-video PreVAD dataset with anomaly descriptions.
Taxonomy placement
Open-World
Open-WorldOpen-VocabularyLanguage-Guided Definitions
Method characteristics
Open-World / Open-VocabularyVariable anomaly definitionsVideo-text fusionPreVAD