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- hierarchical topic detection 层次化话题识别
- Topic detection and tracking （TDT） is the research that addresses event-based organization of broadcast news.It has always been an issue in the field of natural language processing from the beginning. 摘要 话题发现与追踪以新闻流为处理对象，采用基于事件的信息组织方式进行研究，一直是自然语言处理领域里的热点。
- Topic link detection is a foundational research in the field of topic detection and tracking,which detects whether two random stories talk about the same topic. 关联检测是话题检测与跟踪领域的基础性研究,其任务是检测任意新闻报道对是否论述同一话题。
- Abstract: As an important subtask of topic detection and tracking, topic tracking identifies and collects relevant stories on certain topics from information stream. 摘要： 作为话题检测与跟踪的重要研究子课题，话题跟踪针对特定话题，识别后续信息流中的相关报道。
- Topic Detection in News Video and Audio 新闻视频、音频中的主题检测
- Topic Detection and Tracking(TDT) 话题识别与跟踪
- Design and Application of an On-line News Topic Detection System 在线新闻主题检测系统的设计与应用
- Can we shunt the talks onto a new topic? 我们谈话换个新话题好吧？
- Let's take leave of the topic and turn to another. 这个问题就说到这里吧，现在来谈谈另一个话题。
- The topic seemed to have a fascination for her. 这个题目似乎对她很有吸引力。
- Topic Detection and Tracking with a Developed Vector Space Model 基于改进向量空间模型的话题识别与跟踪
- He has worked at physics/the topic for many years. 他从事于物理研究／这一课题许多年了。
- He always sheers away from this topic. 他总是避谈这个话题。
- The topic veered round to the world situation. 话题突然转变到世界局势。
- The survey covered a broad spectrum of topic. 这本简史涉及的话题范围很广。
- The origin of the universe is an ageless topic. 关于宇宙的起源的问题是个永恒的论题。
- The topic has been studied by many investigators. 这个课题已经被很多研究者探索过。
- Please do not diverge from the original topic. 请不要离题。
- The federal judiciary is hierarchical. 联邦司法体系是分等级的。
- The professor was expounding on a favorite topic. 教授正在对一个令人喜欢的话题详加陈述
