...共有4个评测任务：高层特征提取、搜索、近似检测(c0ntent，based cODv detection)和监控事件检测(surveillance event detection)。
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在此基础上，在实时审计分析系统的设计部分，依照通用的入侵检测模型（CIDF）对监控事件的产生、用户正常规则库、监控分析过程和响应单元逐个进行阐述。
On the designing part of the RAAS, the generation of events, the normal library of users, the process of detecting and analyzing, and the response units were described based on the CIDF.
为解决智能监控场景中场景事件的检测与分析问题，提出了一种基于粒子滤波的场景事件实时识别方法。
To detect and analyze situation events in intelligent surveillance, a method of real time recognition of situation events based on particle filter is proposed.
新事件检测是话题检测与跟踪领域的一项重要研究，其任务是实时监控新闻报道流并从中识别新话题。
New event detection is an important research in the field of topic detection and tracking, and its task is real-time monitoring the stream of news stories and identifying the new topics in it.
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