A summary of the studies on selective dissemination of information since 1980s 80年代以来我国定题服务研究综述
Firstly , we survey some fields related to our study , including library automation , classification and catalogue , selective dissemination of information ( sdi ) , metadata , and fuzzy theory 我们首先对于若干与本研究相关的领域进行探讨,包括图书馆自动化、分类编目、资讯选粹服务、诠释资料、模糊理论等。
Firstly , we survey some fields related to our study , including library automation , classification and catalogue , selective dissemination of information ( sdi ) , metadata , and fuzzy theory 我们首先对于若干与本研究相关的领域进行探讨,包括图书馆自动化、分类编目、信息选粹服务、诠释资料、模糊理论等。
This study applies the concepts of fuzzy classification and fuzzy metadata to the design of the library system of selective dissemination of information , so as to further correspond to the reader ' s individual requirement of information 摘要本研究将模糊分类与模糊诠释资料之概念应用于信息选粹服务系统的设计上,以更满足读者的个人化信息需求。
This study applies the concepts of fuzzy classification and fuzzy metadata to the design of the library system of selective dissemination of information , so as to further correspond to the reader ' s individual requirement of information 摘要本研究将模糊分类与模糊诠释资料之概念应用于资讯选粹服务系统的设计上,以更满足读者的个人化资讯需求。
In fifth part , the paper discusses the element of library network information reference ( five fundamental elements , namely , network reference information resource , network reference worker , network reference user , network reference technology equipment and network reference market , or users " information demand ) ; and the characters of library network information reference ( scattered , remote , virtual , diverse , social and characteristic ) ; and the content of network information reference ( on - line information reference service , on - line user education , network retrieval service , document delivery , network information resource guiding service , selective dissemination of information and following service , on - line new information reference service , database baking service , database compilation , network search tools introducing and evaluating , network information exploiting , and network cooperation reference service ) ; and the methods of network information reference ( network information retrieval measures , network information analysis means , the ways of < wp = 21 > classifying and organizing network information , and the methods of network information sifting ) 第五部分展开论述了图书馆网络信息咨询的要素(网络咨询信息源、网络咨询人员、网络咨询用户、网络咨询技术设备和网络咨询市场,即用户信息咨询需求五大基本要素) ;网络信息咨询的特点(分散化、远程化、虚拟化、多样化、社会化和个性化) ;网络信息咨询的内容(网上信息咨询服务、网上用户教育、网络检索服务、文献传递、网络信息资源导航服务、定题服务和跟踪服务、网上查新咨询服务、镜像数据库服务、编制数据库、网络检索工具介绍和评估、 < wp = 18 >开发网上信息资源和网上合作咨询服务等) ;网络信息咨询的方法(网络信息检索方法、网络信息分析方法、网络信息分类组织方法和网络信息筛选方法等一系列方法) 。第六部分针对图书馆网络信息咨询中存在的问题,提出了相应措施。
百科解释
Selective dissemination of information ("SDI") was originally a phrase related to library and information science. SDI refers to tools and resources used to keep a user informed of new resources on specified topics.