查询扩展是优化信息检索的有效途径。
Query expansion is an effective way to optimize information retrieval.
信息检索与利用实践???????。
因此，跨语言信息检索成为当今的研究热点。
Therefore, cress - language information retrieval has been hot in research.
因此，跨语言信息检索成为当今的研究热点。
Therefore, cress -language information retrieval has been hot in research.
我也有着现实世界信息检索应用的丰富经验。
I also have the real world information retrieval application rich experience.
主要开设电子政务、信息检索、时尚电脑应用等课程。
Courses mainly opened such as E-government, Information retrieval and Fashion Computer Applications etc.
在信息检索中，向量空间模型是最有效的数学工具之一。
In information retrieval, vector space model is one of significant mathematics tools.
内部存储结构很容易影响API架构，以及信息检索与遍历的方式。
The internal structure of the storage can easily affect the API architecture and the way information is retrieved and traversed.
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.
智能信息检索以概念检索为主，而不是简单的关键词匹配。
Intelligent information retrieval system is characterized not by simple key word match, but concept retrieval as its core.
信息检索或简称为“搜索”，目前是计算机科学中的一个非常重要的领域。
Information retrieval, or simply "search" for short, is now a fairly fundamental field of computer science.
基于内容的3d模型检索是多媒体信息检索的热点研究问题之一。
The content-based 3d model retrieval is one of the hot research problems in the multimedia information retrieval.
与信息检索不同，信息抽取直接从自然语言文本中抽取事实信息。
Unlike information Retrieval, information Extraction Systems extract factual information directly from natural language texts.
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.
汉英词典对于跨语言信息检索、计算机翻译等许多领域具有重要意义。
Chinese English dictionary is of great importance to such fields as cross language information retrieval, machine aided translation et al.
名称空间做了很多工作来确保XML符合预期的模式，但也增加了信息检索的复杂性。
Namespaces do a lot to ensure that the XML conforms to an expected schema but add complexity for retrieval of information.
本文通过对网络信息资源特点的分析，阐明了网络信息检索的方法和技巧。
The paper analyses the characteristics of Internet information resources and points out some ways and skills for information retrieval.
尽管许多公司已采用Web服务技术多年，但是它们主要将Web服务用于信息检索。
Companies have been adopting Web services technologies for several years, but Web services are primarily used for information retrieval.
语义检索能克服传统的基于关键词匹配检索的缺点，是信息检索的发展趋势。
Semantic retrieval can be used to overcome the shortcomings of traditional retrieval techniques based on lexical matching, and is the trend of information retrieval.
自动问答系统是集自然语言处理技术和信息检索技术于一身的新一代智能搜索引擎。
Question Answering (QA) is the next generation of search engine which is related to natural language processing, information retrieval and etc.
Lucene是一个开源的信息检索搜索引擎，以它的全文本索引能力和搜索互联网能力而著名。
Lucene is an open source information-retrieval search engine, best known for its full-text indexing capabilities and its ability to search the Internet.
该机器人能识别脸面，理解并且和人用阿拉伯语交流——还会做手势，连接互联网，进行信息检索。
The robot can recognize faces, understand and converse with people speaking in Arabic - complete with gestures, connect to the Internet and retrieve information.
前者有助于搜索、语义上下文和信息检索，而后者让用户能够在高级超文本环境中进行高效的编辑。
The former allows easy searches, semantic context and information retrieval, whereas the latter enables efficient editing in an advanced hypertext environment.
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.
信息检索就是研究如何根据用户的信息需求，从文档集中检索出与用户需求相关的文档子集。
Information retrieval is focus on how to search out the documents subset which is relevant to the users' query.
最后分析了SIR的可用性，证明了SIR可极大地提高语义网上信息检索的查全率和查准率。
SIR can significantly enhance the recall and precision of the information retrieval by the semantic inference. Finally, the practicability of the SIR model is analyzed.
主题是产品功能的占位符，它们能组织好待办事项列表，帮助优先级排序，也使得信息检索变得更加方便。
Themes act as placeholders for product functionality; they structure the backlog, aid prioritization, and make it easier to access information.
主题是产品功能的占位符，它们能组织好待办事项列表，帮助优先级排序，也使得信息检索变得更加方便。
Themes act as placeholders for product functionality; they structure the backlog, aid prioritization, and make it easier to access information.
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