Therefore, new event detection is an important supplementary research for the task of topic tracking.
因而,新事件检测是后续话题跟踪任务重要的辅助性研究。
参考来源 - 基于语义结构和时序特征的话题检测与跟踪技术研究Secondly, a new method combined new event detection with KNN is used to detect and track event in news streams.
其次，将新事件识别与KNN分类算法相结合，实现网络新闻流中事件的识别与跟踪。
参考来源 - 网络新闻流中热点事件识别与跟踪算法的改进与验证·2,447,543篇论文数据，部分数据来源于NoteExpress
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.
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。
Expert system, protection system and detection system respectively confirms security level and strategy in alternation, and detects new attack event.
专家系统、防御系统和检测系统交互分别确定安全级别和安全策略，并检测新的攻击。
For new topic detection at the event level, method based on clustering was discussed mainly, which included the representation of documents, and document clustering.
对于事件层的新话题监测，主要阐述基于聚类的方法，包括文档的向量化表示以及文档聚类。
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