Traditional topic extraction methods acquire web pages' topics only by analyzing the pages' content, and the analyzing results are not very accurate.
传统的主题抽取方法单纯依靠分析网页内容的来自动获取网页主题，其分析结果并不十分精确。
The topic of this article is the selection and extraction of data from an Apache Derby database.
本文的主题是从ApacheDerby数据库中选择和提取数据。
Extraction of the topic from utterances is part of the discourse analysis in a spoken dialog system.
语句的主题提取是口语对话系统中话语分析部分的工作。
In this paper, news story segmentation and topic caption text extraction, as well as content based video browsing and querying, are addressed in detail.
本文详细讲述了新闻故事的分段，主题字幕文本的提取和在此之上的基于内容的视频浏览和查询。
Text information extraction is an important method of processing large quantity of text. The application of hidden Markov model to information extraction is a relatively new research topic.
文本信息抽取是处理海量文本的重要手段，将隐马尔可夫模型应用到信息抽取领域是一个比较新的研究课题。
Video object extraction has been a most discussed topic in the field of modern information processing.
视频对象提取是现代信息科学领域的一个研究热点。
Thus it is an important topic of minimizing the degree of ridge resorption after tooth extraction to meet the future appearance and functional needs of denture production.
因此减少拔牙后齿槽脊的吸收，帮助日后制作的假牙满足功能和美观上的需求是临床上一个重要的课题。
This paper' s research can be used very well in automatic content extraction, auto QS system, topic detection and tracking, automatic summary system and so on.
本文的研究成果可以很好地应用于自动内容抽取、自动问答系统、话题追踪结果及自动文摘系统中。
The watershed topography is a key factor for extraction of the drainage, and it is also a very important topic in the study of digital watershed and the distributed hydrological models.
流域地形是决定水系生成的一个关键性因素，是数字流域和分布式水文模型研究的主要内容。
The watershed topography is a key factor for extraction of the drainage, and it is also a very important topic in the study of digital watershed and the distributed hydrological models.
流域地形是决定水系生成的一个关键性因素，是数字流域和分布式水文模型研究的主要内容。
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