既然已经了解了如何发布在线状态实体信息以及如何以同步方式检索信息，也应该知道可以采用异步方式检索此信息。
Now that you've seen how to publish presentity information, and how to retrieve the information synchronously, you should know that there is also the option to retrieve the information asynchronously.
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.
这些工具分成三类——登录姓名和地址的信息检索工具，索引信息检索工具和互动信息检索工具。
These tools are classified into three categories - information retrieval tool for logined name and address, indexed information retrieval tool and interactive information retrieval tool.
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.
简明地介绍了多媒体信息检索的概念及其主要技术，并对几个典型多媒体信息检索系统进行了探讨分析。
This paper gives a brief introduction to the concept and technologies of multimedia information retrieval, and further analyzes several typical systems of multimedia information retrieval.
在数据库系统的基础上，利用模糊数学的方法和工具对传统信息检索进行扩充，从而得到一种改进的信息检索方法。
In this paper, based on the database system, an improved information search method is proposed, which extends the traditional method by means of fuzzy math and with its tools.
由于网络信息量的迅猛增加，使传统信息检索系统无法满足检索的要求。
With the quantity increase of Network information, the traditional information retrieval system can't satisfy the requirement.
本文主要讨论“人机界面”设计的原则、信息检索可视化技术，同时介绍了几个信息检索可视化模型。
This paper mainly discusses human -computer interface design principles, visualization techniques, then introduces several kinds of information retrieval visualization models at the same time.
结论利用此模型实现的信息检索系统进行信息检索时具有更高的准确率和查全率。
Conclusion the information search system utilizing the presented model is believed to have higher accurate ratio and recall ratio.
本文分析了目前我国在网络信息检索方面存在的问题，针对这些问题提出了解决的办法，并对未来中国的网络信息检索进行了设想。
In this essay, the author analyzes the problems existing in the information search of China's network, suggests the solutions to the problems, and conceives future net search in China.
文本阐述了电子文献信息资源的概念和类型，重点介绍了电子文献信息资源检索的基本规则及检索技巧。
The concept and types of electronic literature information resources were elaborated, with focus on the basic retrieval rules and skills of electronic literature information resources.
人们通过信息检索工具来检索相关的信息，这在一定程度上解决了资源的分类和检索问题。
One can use information retrieval tools to find the relevant information, this, to some extent, solves the problem of information classification and retrieval.
情报科学(IS)主要是一门研究文本及其它类型信息检索的科学，而信息检索(IR)问题与含义和语义学理论有关。
Information science (is) is a science which studies searching of text and other information. Information retrieval (IR) problems are related to meaning and semantics theory.
本文从检索工具、信息标引和检索语言三个方面分析了网络信息检索中存在的问题，并提出了相应的对策。
This article analyzed the problems ling in network information retrieval from three aspects: retrieval tools, information index, information language, coming up with the corresponding solutions.
而WEB信息检索又同传统的信息检索不同，WEB的呈现方式与普通文本有区别，同时WEB还有自身的拓扑结构。
But WEB information is unlike common text on the display mode, and the WEB has its own topology structure.
在对现有的跨语言信息检索各技术路线优劣评价的基础上，提出了基于本体的跨语言信息检索架构。
On the basis of evaluation of the current CLIR technical routes, this paper proposes the Ontology-based cross language information retrieval system architecture.
基于知识模型的文本信息检索可视化，是利用信息资源的元数据信息来进行可视化检索。
The text information retrieval visualization based on knowledge models is the visualized retrieval with metadata information of information resources.
跨语言信息检索目前的主要解决方法是在单语言信息检索系统上增加一个语言转换机制。
The main solution for cross-language information retrieval is to add a language transformation mechanism to single-language information retrieval systems.
介绍了一种基于元搜索引擎的个性化信息检索系统，提出了个性化信息检索系统的设计方法。
This paper introduces an individualized information retrieval system based on meta-search engine, and advances the method for the design of individualized information retrieval system.
本文在分析网络信息检索教学现状的基础上，探讨了如何在新形势下进一步进行网络信息检索教学改革。
This paper discusses how to reform the work of Internet information retrieval teaching based on analysis of Internet information retrieval teaching actuality.
阐述了对信息检索能力的认识，针对如何构建大学生的信息检索能力提出了几点建议。
This paper expounds the recognition on the information retrieval ability, and puts forward several Suggestions on how to construct university students 'information retrieval ability.
提供高质量、高效率的网络信息资源检索是网络用户所渴望的，也是网络信息检索研究者努力的方向。
High grade provides, the high efficiency network information resource retrieval is, also is the network information retrieval researcher's diligent orientation, which the network user longed for.
为了帮助用户检索和获得网络上的丰富信息，网络信息检索系统应运而生。
In order to help the user to retrieval the useful web information, the, web information retrieval system comes into being.
本文介绍了网络信息检索的特点、利用计算机网络从国内外现有的信息检索系统快速查找信息的方法。
The paper describes the characteristics of network information retrieval and the methods of searching information through the available systems of network information retrieval in the world.
本文分析了国内外信息素质教育研究情况，结合广东工业大学信息检索课的教改实践，提出了信息检索课教学改革的一些建议。
Combining with teaching practice of information retrieval courses of Guangdong University of Technology, it points out some suggestion of teaching reformation of information retrieval courses.
化学化工信息资源的检索方式已由对大型文献数据库的联机信息检索过渡到网络信息检索。
The retrieval of chemical information has transited to the network from the online on document database.
随着音乐媒体信息的持续增长，在海量音乐数据库中检索变得越来越困难，这种趋势对音乐信息检索提出了更高的要求。
With the rapid growth of music information on internet, it's very hard for users to retrieval information from large scale music database.
技术信息意识和检索能力的培养，是高职院校文献信息检索课的特色建设重点。
Development of consciousness of technical information and retrieval ability is focal point of characteristic building of course of document information retrieval of high vocational schools.
主要介绍在网上检索纺织信息的几种方法和处理技术，为人们检索纺织信息提供了方便快捷的途径。
This article mainly introduces the methods and technique to index the textile Information on Internet, and provides consumers with convenient and prompt courses to proceed.
介绍医学信息检索相关数据库，探讨医学信息检索在关键词、参考文献等编辑加工中的作用。
The paper introduces the relative database of medical information retrieval and discusses the effects of medical information retrieval on editing medical journals such as, references, etc.
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