共查询到19条相似文献，搜索用时 171 毫秒
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智能代理技术及其对图书情报工作的影响 总被引：21，自引：2，他引：19
Some problems arising in the development process of Internet, such as information overload, information jam, etc., are pointed out. For the purpose of solving these problems, a new technology in the field of Artificial Intelligence——Intelligent Agent is presented, including its definition, character and function. Finally, the author expounds the Intelligent Agent's influence on information service in libraries and information institutes. 相似文献
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信息网络的伦理学研究 总被引：5，自引：1，他引：5
This article analyzes the types and sources of network ethics problems; puts forward 4 basic principles and 6 pairs of contradictions in building up network ethics and points out that strengthening the network moraliity education is the basis for building up network ethics. 相似文献
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基于因特网的多媒体远程教学初探 总被引：1，自引：0，他引：1
The paper analyzes the characteristics of a multimedia teleteaching system based on the Internet. It points out how to construct this system, and compares the technologies of connecting it with web databases. 相似文献
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非常规突发事件网络舆情中的意见领袖分析 总被引：1，自引：0，他引：1
近10年,不断出现的非常规突发事件日益成为人们关注的话题。非常规突发事件具有罕见性和复杂性的特点,网络的发达更加剧了非常规突发事件的复杂性。本文对非常规突发事件网络舆情意见领袖进行分析研究,将非常规突发事件发展过程分为前期和后期,前期包括潜伏期和突发期,后期包括持续期和消失期,分别对前后期网络舆情意见领袖的群体构成及其变化进行了分析,最后指出网络舆情意见领袖的重要作用。Abstract： In the recent decade,the constantly occurring unconventional emergencies have become a topic attracting the attention of people.Unconventional emergencies have the characteristics of rarity and complexity.Moreover,the development of the Internet exacerbates the complexity of unconventional emergencies.This article analyzes and studies the Internet public opinion leaders in unconventional emergencies.The article divides the development process of unconventional emergencies into early phase and late phase.The early phase includes the latent period and the burst period,and the late phase includes the duration period and the disappearance period.The article analyzes the group formation and changes of the Internet public opinion leaders in the two phases separately.Finally,the article points out the important role of Internet public opinion leaders. 相似文献
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我国企业反竞争情报研究综述 总被引：15，自引：2，他引：15
In recent years, remarkable achievements have been made in the research on competitive intelligence.Meanwhile, defensive competitive intelligence is also becoming a hot subject in competitive intelligence re-search.This paper studies the articles on defensive competitive intelligence published in China since 1994, and points out the problems to be solved in current research. 相似文献
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基于模糊数学分析方法的网络信息资源评价研究 总被引：13，自引：1，他引：13
The paper outlines the characteristics of network information resources and the significance of making evaluation of them. It points out the present situation in China in evaluating network information resources and finally constructs a mathematical model for comprehensive evaluation of network information resources by using fuzzy mathematics method. 相似文献
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This article elucidates the background and significance of astronomy,overviews the important progress over the past decade,and points out the main scientific problems for world astronomy. Based on a comparison between China’s astronmical facilities,existing and in planing,and the major international facilities,the author proposes some strategies for promoting China’s astronomy. 相似文献
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网络信息检索技术的智能化趋势 总被引：19，自引：0，他引：19
Beginning with an analysis of the present situation of network information retrieval techniques, this article points out the main problems existent therein. It also probes into the prospects of applying the theory and technique of artificial intelligence to network information retrieval techniques as well as its intelligence trend. 相似文献
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因特网上的图像搜索引擎 总被引：8，自引：0，他引：8
The operating principle of Web-based image search engines is briefly described. A detailed evaluation of some of image search engines is made. Finally, the paper points out the deficiencies of the present image search engines and their development trend. 相似文献
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网络环境下知识产权的新视角 总被引：7，自引：0，他引：7
随着网络化的发展，各种侵权行为层出不穷，侵权手段多种多样，各种网上产权争议也此起彼伏，本文通过对传统知识产权与网络环境下6知识亲以的形态及内容的分析，阐述了知识产权保护面临的一些问题，从而提出几个见解。 相似文献
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因特网上学术会议信息组织与利用的探索 总被引：1，自引：0，他引：1
以因特网为平台组织利用学术会议信息有着非常重要的意义，但这方面的工作目前做的远非完善。该文对当前因特网上学术会议信息组织利用的现状进行了分析，指出了存在的问题，提出了改进的措施，并对学术会议信息的查询利用进行了导航。 相似文献
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介绍了用户使用网络互动问答平台的特点,提出了基于这些特点的百度互动问答平台在类目设置上存在的问题,并给出了优化分类设置的建议. 相似文献
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基于网络的期刊文献知识仓库 总被引：11，自引：0，他引：11
The paper expatiates 5 organization models of literature information resources.It analyzes the development and utilization trend of literature information resources in the Internet environment.Taking CNKI as an example,the paper points out that the construction of an integrated service system of periodical literature databases in the Internet environment is accorded with the new method of development and utilization of literature information resources. 相似文献
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基于物联网的智能“云图书馆”架构与思考 总被引：3，自引：0，他引：3
通过对物联网技术与应用的探索,设计了基于物联网的智能＂云图书馆＂的架构模型,探讨基于物联网的智能＂云图书馆＂的特征,分析其关键技术,指出基于物联网的智能云图书馆发展趋势及面临的挑战。 相似文献
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Web2.0信息半衰期测度和影响因素研究是网络信息老化研究的重要内容之一。本文在对国内外网络信息老化研究回顾的基础上,提出Web2.0信息半衰期与网络资源自身属性、网络资源的权威性、受关注度、资源主题领域、更新速度、资源多媒体类型等因素有关。同时本文以美味书签网站为例进行实证研究,得出书签信息的半衰期是557天;五大类域名半衰期长短排序为.com〈.net〈.gov〈.org〈.edu;网页深度增加,半衰期减少;导航型网页比内容型网页半衰期长;半衰期与总收藏数符合幂函数分布。最后指出本项研究的局限性及需要进一步研究的问题。Abstract： Research on Web2.0 information half life measurement and its impact factors is one of the important aspects of Internet information ageing research.Based on the review of the research on Internet information ageing at home and abroad,this paper points out that Web2.0 information half life is related with the following factors： Internet resources＇ own attribute,Internet resources＇ authority,popularity,subject area and updating rate,and multimedia types ofresources.Then,taking the Website delicious,com for example,the paper makes an empirical study and comes to the following conclusions： the half life of bookmarks on delicious,com is 557 days;the half life of 5 top-level domains in length order is.com .net .gov .org .edu;the half life decreases with the increase of Webpage depth;the navigation Webpage has a longer half life than the content Webpage;and the half life and the total collection number are in line with the power function distribution.Finally,the paper points out the limitations of the research and the problems which need to be further studied. 相似文献
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创新网络环境下的图书馆知识服务 总被引：2，自引：0，他引：2
知识服务以用户需求为驱动,其服务始终是贯穿用户服务的全过程,网络环境下,图书馆的知识服务已成为图书馆服务的主要发展方向。本文论述了网络环境下图书馆知识服务的特征,指出了开展知识服务的意义,提出了网络环境下图书馆开展知识服务的方式。 相似文献
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叙词表转换为Ontology的研究 总被引：21，自引：3，他引：21
Ontology为需要共享某一领域信息的研究人员提供了通用的词表，而这正是传统的叙词表在信息检索中所起的作用。本文对叙词表向OntologY转换进行了综合性介绍，分别介绍了Ontology定义及作用、叙词表和Ontology的联系、Ontology所包含的内容和建立步骤以及叙词表转换为Ontology的研究和进展，最后结合一个具体实例加以阐述。 相似文献