两个非政府网站向公众提供来自计算机辅助情报检索系统的信息。
Two non-governmental websites offered information from CAIRS to the public.
自然语言检索是情报检索的发展趋势。
Natural language retrieval is the trend of information retrieval.
具有科学情报检索的能力。
本文介绍其特点,说明我国情报检索语言在进步中。
The paper introduced the characteristics of the two classification schemes, expounded the development of information retrieval language in China.
情报检索面临网络化环境,也就意味着面临许多的课题。
In face of network environment, Information retrieval also faces many new problems.
情报检索过程中,对自然语言进行词汇控制是可行方法。
In information retrieval, the vocabulary control over natural languages is feasible.
张琪玉教授在自然语言检索和情报检索语言研究方面成就卓著 ;
Professor Zhang Qiyu has made remarkable achievements in natural language searching and information retrieval language research.
目的通过对美国专利政策的研究,对FDA药物专利情报检索进行指导。
OBJECTIVE By studying from the American patent system, to guide the acquisition of patent information from FDA drug database.
科技情报检索是科研工作中的重要环节,也是科研成果评价的必要手段。
Search of scientific and technologic literatures is an important step in the research work and the necessary means of result appraise.
该方法可以用于对情报检索系统的检索结果进行相关性判断。参考文献4。
It can be used for the relevance judgment of retrieval results of information retrieval system. 4 refs.
讨论了登记号手册在情报检索中的作用,以及如何充分开发利用登记号手册。
In this paper, it is related that CAS Registry Handbook has played an important role in the information retrieval, and also related how to use CAS Registry Handbook effectively.
实现检索语言的标准化和兼容化,已成为情报检索语言需要研究解决的突出问题。
Realize that searches the standardization of the language and melt compatibly, Have already become information retrieval languages to need the outstanding problem researched and solve.
认为如果将引文标引检索与主题标引检索结合起来,可更好地提高情报检索效率。
He deems that the efficiency of information retrieval can be raised if citation index retrieval and subject index retrieval are integrated.
作为情报检索语言之一的《海洋叙词表》是建立中文海洋文献数据库的基本工具之一。
Marine Thesaurus, as one of the information retrieval language. is a basic means of establishing Chinese oceanographic document database.
近年来,利用逻辑来建构情报检索系统的模型逐渐成为国际情报学界研究的一大热点。
The use of logic to model the information retrieval process has recently been the object of active research.
本文就情报检索语言中存在的模糊不确定现象,用模糊数学的理论给出三个模糊数学描述。
This article, using the theory of fuzzy mathematics, gives three fuzzy - mathematics models to describe the confused, uncertained phenomena in the information - searching language.
情报检索的目的是为用户服务,因而标引词的提取应以其与文献主题内容相关程度为标准。
Because the aim of information retrieval is to serve the users, the correlated degree of indexing words and the subject of the document should be the criteria of drawing them.
加快我国第四种情报检索语言系统研究的关键,是解决汉语分词技术问题。参考文献14。
In this paper, the authors think that the key to accelerate the research in China is to solve the problem of Chinese word segmentation. 14 refs.
人类行为是建立在最小省力原则基础上的,情报检索系统的用户行为中也自始至终贯穿着这一原则。
Human's behavior is based on the principle of minimum power-saving, and the user's behavior in the information retrieval system follows the principle too.
期刊论文的辅文信息在文献传递与交流、文献情报检索以及文献计量分析方面具有重要的情报价值。
The reference information of periodical articles has an important information value in literature dissemination and communication, literature information retrieval and bibliometric analysis.
文中以同济情报检索网络系统(TJIRNS)为例,论述了典型环境中联机扩展功能及其实现过程。
Through the example of Tongji Information Retrieval Network System (TJIRNS), the paper mainly describes on-line expansion function and its implementation under the specific conditions.
指出了传统信息查寻和情报检索研究只针对个体用户的行为,忽视查寻的社会情景以及用户之间的相互关系的问题。
Traditional information search and retrieval research focused on single-users' activities with less attention on the social context of information search and interaction among users.
本文阐述了情报检索语言一体化原理,就其在网络信息检索中的应用现状进行了研究,并分析了目前存在的一些问题。
This article discusses the theory of integrated information retrieval language, and describes and analyses the situation of the application of the theory and present problems.
在情报检索中,赋予关键字的一种代码,用来指出该关键字的作用,例如,关键字可以是名词、动词、形容词或副词。
In information retrieval, a code assigned to a keyword to indicate the role of the keyword, e. g., a keyword may be a noun, verb, adjective, or adverb.
利用层次分析法对情报检索系统用户相关性进行判断,从而可对检索结果进行定量取舍,也可用于对不同的检索系统进行比较和评价。
This paper USES stratified analysis method for the end-user relevance judgment of retrieval results of information retrieval system. It can select retrieval results and evaluate retrieval system.
本文分析了在网络平台中情报检索语言发生的重要变化,以及网络环境对检索语言的影响,最后讨论了检索语言的体系结构与词汇问题。
The paper analyses the important changes of web information retrieval languages and the impact of Internet on them and discusses their system structure and terms.
本文分析了在网络平台中情报检索语言发生的重要变化,以及网络环境对检索语言的影响,最后讨论了检索语言的体系结构与词汇问题。
The paper analyses the important changes of web information retrieval languages and the impact of Internet on them and discusses their system structure and terms.
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