From nine points of view of theoretical studies, applied technology, solving crucial issues,public consciousness, respect from governmental departments, vocational associations, corporations and products, customers and markets, and factor of human, expounds the present situation about the development of digital library industry in China and the unavoidable advent of the developing climax.
This paper introduces the concept of Ontology. It lists the Chinese translations of Ontology, analyses the research focused on Ontology at international level, and its preliminary step in China. The paper also describes the ways of creating Ontology in information retrieval domain, and its relations with thesaurus. Finally, it looks at the perspective of Ontology in information management.
Ontology is an old philosophy concept, and has been widely applied in various domains, such as including AI, EC, IR and etc. The semantic Web will be designed around Ontology. How to develop Ontology is the focus. The author gives us a way to develop Ontology from three levels on the basis of semantic Web protocols, UML and Web service. And at the same time, the author thinks something about the merging trends of semantic Web and Web services.
The paper analysises and discusses the improvement in adaptive hypertext recently, and it provides the perspectives in some research directions in next decade.
The Paper discusses the definition,type, character of interoperability research of digital libraries. And also analyses the layers and classifications of the interoperability. The paper puts forward to four ways to fulfill interoperability for digital libraries.
A new method of information filtering for the digital library is presented in this paper. The method has three outstanding merits: Firstly,it accommodates hybrid model of information filtering which conquer the disadvantages of content based and collaborative filtering; Secondly,Ontology-driven user profiles have been constructed in order to get user interests; Thirdly, information resources are organized with ontologies so as to reach the goal of semantically querying and high performance matching mechanisms.
ENCompass is a practical system that has function of federated search, cited link and e-collection. Until now, there are more than 50 university libraries including Cornell University Library which has applicated ENCompass.This paper gives a thorough introduction about ENCompass system from several facets, that is, background of development, system module, serial products, technology feature, application, etc
The construction of digital resources is the foundation of building digital library(DL). In this article, the author lays stress on introducing the principle and results of selecting topics during the constructions of digital resources in the library of Tianjin University. And how to use the TPI system to realize the construction of the digital resources.
This paper is mainly concerned about the designing and establishment process of multimedia resources search system in Tsinghua university library.
The paper introduces the meanings of the connection of library s paper bibliography record and electronic resources.
With a brief analysis to some popular ways of the computer by public retrieve in academic library,the author introduces an effective way for this security.
This paper deals with some experiences and lessons drawn from the construction of a library automatic management system, such as the standardization and programming of data processing and a great emphasis on checking the errors in the booklist, which in turn may inspire the construction of similar projects.
After discussing functional levels of the visualization of retrieved information, basic techniques, and visual techniques for special types of information and for large databases, the article analyzes three visual information systems, and put forward the main tasks today and a major trend.
The methods of accessing Web based database are discussed in this paper: CGI, IDC, ASP, PHP, JSP with the emphasis on the technology of JSP+JDBC. The compares of JSP with the others are made in this paper and finally the process of JDBC accessing Web based database is presented.
The article analyses the reason for implementation of a full text retrieval system based on Microsoft search service for library self building database, Microsoft search service indexing mechanism and retrieval mechanism. At last it puts forward a solution to implement a full text retrieval system based on Microsoft search service for library self building database.
The paper introduces the general situation of the NISC databases, the database structure,retrieval measures and characters and discusses the development of foreign digital document in libraries.
The key technologies of Web data mining are introduced in this paper. And especially, the paper explores their application in the field of knowledge retrieval in WWW. Through Web data mining, information resource knowledge model, user knowledge model and expert knowledge model can be built, which can support and improve knowledge retrieval in WWW.
Database on Web has become most important part of digital library resource. When librarian order the Web database, one database usually has several retrieval systems to choose. They should make the choice depend on the interface and function of retrieval system. This paper compares four retrieval systems for database on Web. The four retrieval systems are Ovid retrieval system, IDS 6 0 for CSA Database, WebSPIRS4 3 and Web of Science ver.4.3.2.
This paper compares the coverage and retrieval methods of two online Chinese periodical full text databases (CJDF and VIP), analyses their download speed, cost and retrieval result in the case of being charged by data stream, and gives some advice on rationally choosing and using these two databases for readers and institutions.
This paper introduces a plan to establish an expert gateway of Chinese Scientists Online, and introduces the aim, the orientation, the function and the content of the gateway. Then, analyzes the groundwork and feasibility to do this. At the end, the future of the gateway is described.
After analyzing the present information classification of human resource information Websites, this paper points out the disadvantages of the information classification, and suggests to make a Website information classification table according to national standards and the principle of science classification and practice.
This paper analyses information resource integrated System data circumstances and offers the technology tackle method,and discusses the data integration.
Through the analysis on the research status of patent database, this paper brings forward a task: building a navigation system for patent database. In this paper, how to make the task fulfilled is described in detail, which aims not only to recommend you our production, but also expect to open mind and establish a new mode for library information service.
According to analyze the operation flow and information reference model of E Government,the paper brings forward how to establish the structure of knowledge management system. and then puts forward some advice and forward techniques in system construction.
Based on the analysis of metedata and its format, the authors put forward their viewpoint of Chinese E government affairs.
Based on the analysis of status quo of CAS interlibrary loan and document delivery service, this paper firstly puts forward the aim of the CSDL interlibrary loan and document delivery service architecture, then discusses some puzzles on system architecture, service and management during the course of building of CAS ILL architecture.
From applied point of NT server, the author analyzes datas security and the security network hidden trouble of NT operating system,gives the reference opinion of resolving this problems,and gives some methods to resolve NT server s familiar fault.
In this paper, the function of the blue block and its affect in computer system in electronic reading room is discussed according to the experiences of author installing software on the computer in electronic reading room.
The paper introduces specialities and functions of Springer LINK full-text database, and its retrieving method.
This paper introduces the contents,structure,features,retrieval functions,service and its technology developments of the Cambridge Scientific Abstracts database,and experience and skill and some function neglected easily in practice of the long term using and teaching are summarized.
The paper introduces the modernization situation of the library of Shenzhen Polytechnic, assesses the functions and the operation of the automation integrated system SULCMISⅢ adopted in the school. Besides, the paper makes some exploratory suggestions about the existing problems in the use of cataloguing subsystem.