SummaryAI generated
2026 年 9 月 6 日，arXiv cs.CV 发布 NOVA 方法，旨在解决视频异常检测中依赖大量正常数据训练的问题。该方法通过构建“正常侧”模型来捕捉视频中的非典型模式，从而实现无需任何异常样本训练的零样本检测能力。NOVA 的核心创新在于其能够泛化至未见过的场景和异常类型，显著降低了数据采集与标注成本，为工业监控、医疗影像分析等需要实时响应未知异常的领域提供了新的技术路径。
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CLIPNOVAUCF-CrimeXD-Violence
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NOVA NOVA 提出训练-free零样本视频异常检测框架
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