视频搜索是目前信息检索领域研究的热点。
Video search is a hotspot in current information searching field.
在图像检索领域，聚类分析技术有着广泛应用。
There are various applications of clustering analysis techniques in the field of image retrieval.
因此企业搜索已经成为信息检索领域的一个热点。
Therefore, enterprise search is a hotspot in the information retrieval area.
在信息检索领域，查全率与查准率是一对相互制约的指标。
In information retrieval, recall and precision are regarded as two inter-constraint measures.
网页增量采集系统是信息检索领域中一个重要的研究方向。
The aim of incremental crawler is to gather changed pages, new pages and died pages, in which the most important part is the new pages.
于是，个性化信息检索越来越成为信息检索领域研究的热点。
分布式数据检索技术的提出对信息检索领域具有极其重大的意义。
Bringing forward technology of distributed data retrieval is of great significance to the field of information retrieval.
因此，XML信息检索已成为目前信息检索领域的研究热点之一。
Therefore, XML information retrieval has become one of hot spots of information retrieval research.
词语相似度研究，是知识表示以及信息检索领域中的一个重要内容。
The research about word similarity is very important in knowledge representation and information retrieval.
字符串匹配是计算机科学的重要组成部分，是信息检索领域的瓶颈技术。
The string matching is important subject in computer science, is an bottleneck problem of information searching field.
面向主题的爬行技术目前已经成为网络信息检索领域新的研究热点之一。
Recently, towards topical crawling has become one of the new hot researching topics in the field of network information retrieval.
在视频摘要和视频检索领域，研究关键帧提取的问题是非常重要的一环。
In the field of video summary and video information retrieval, the problem of key frame extraction is of great importance.
借助特征聚类进行特征抽取是信息检索领域进行文本特征降维的重要手段之一。
In the domain of information retrieval, using feature clustering to extract the features is one of the most important means in the reduction of text dimension.
实验结果表明聚类分析技术可以应用于三维模型检索领域并应该有广阔的应用前景。
The experiment's result shows clustering analysis technique can be applied in the filed of 3D model retrieval and should have wide applied foreground.
因此，基于内容的图像检索技术就应运而生，并逐渐地成为图像检索领域的研究热点。
Therefore, content-based image retrieval techniques have emerged, and it become hot in the field of image retrieval research.
基于领域本体的语义检索被认为是解决目前信息检索领域中所面临的困难的途径之一。
A semantic retrieval method based on domain ontology is a useful way to resolve the problems in the information retrieval area.
基于对称性的描述符可以很好地反映三维模型的形状信息，适用于三维模型检索领域。
The descriptor based on symmetry can commendably reflect shape information and be used in 3d model retrieval.
另外，统计语言模型自从被应用到信息检索领域就被认为是优秀的信息检索模型框架。
In addition, since the statistical language model was applied to the IR area, it has been regarded as a very good IR framework and been widely researched.
因此研究网络环境下，异构信息检索的标准体系成为当前信息检索领域的一个研究热点。
Therefore, a research on the standard system of heterogeneous information retrieval under the web environment becomes an important topic of current information retrieval area.
为了把用户模型嵌入到图像检索系统中，基于内容的图像检索领域引入了相关反馈机制。
Relevence feedback is used for CBIR in order to embed user model into image search.
利用共现分析构建概念空间，实现语义检索，是当前信息组织和检索领域研究热点之一。
Using co-word analysis to construct concept space and realize semantic retrieval is one of the research hotspots in information organization and retrieval fields at present.
基于内容的图像检索技术可以克服这些弊端，它在商标检索领域得到了非常广泛的应用。
The methods of CBIR retrieve the images using the characteristics of themselves, such as color, shape, texture and the space position relations.
人们试图将各种先进的思想和方法引入信息检索领域之中，促进其理论和技术的深层次变革。
People try to introduce all kinds of advanced ideas and methods to the field of information retrieval, to promote its theory and technology of deep-rooted change.
后者融入了信息检索领域常用的查询思想和方法，允许用户仅仅输入关键字就能够进行查询。
The latter one is more like Information Retrieval and the only inputs needed from the users are keywords.
文本的形式化表示一直是文本检索、自动文摘和搜索引擎等信息检索领域关注的基础性问题。
Text Representation has been the fundamental problem in Information Retrieval, such as text retrieval, automatic summary and search engine.
该算法将ISODATA算法引入图像检索领域，实现了通过聚类算法来优化图像检索的目的。
By introducing ISODATA into the field of image search, this algorithm can realize the purpose of optimizing the image retrieval by the cluster algorithm.
通过连续的大规模评测，话题识别与跟踪已成为国际上自然语言处理尤其是信息检索领域的一个研究热点。
Through a series of large-scale evaluations, TDT has become a hot problem for worldwide research in the fields of natural language processing, especially in information retrieval.
在此基础上对两个鸟类领域本体进行映射，并由信息检索领域的查全率、查准率对映射结果进行统计分析。
Two domain ontologies of birds are used to carry on mapping based on the research above. Then the precision, recall have been used to analyze the mapping results.
如何使信息具有应用程序可以理解的语义，实现信息资源的语义检索，这些问题是信息检索领域所面临的挑战。
How to enable the information to have the application procedure understandable meaning and realize semantic retrieval, these questions are the challenges which the information retrieval domain faces.
讨论目前国内外基于内容视频检索领域的研究现状和发展趋势，并研究对基于内容的视频检索的关键技术和方法。
Discusses the present domestic and foreign research situation and developing tendency on CBVR, then studies the key technologies and methods on CBVR.
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