This article summarizes one of the development direction of modern information management, discusses the development trends, characteristics of the data mining and knowledge discovery.
Information visualization (Infovis) is one of the new achievement in information management technology.For us to use and develop information visualization technology,this paper gives a brief introduction of Infovis.
Grid computing and its research and application are introduced. Some problems of information grid are analysed, and foresights of information management are given.
This document describes the conceptions and framework of OAIS reference model. It analyses the metadata framework which enables the long-term preservation of digital resources. The authors define the Chinese Metadata Schema largely base on the OAIS reference model. The Chinese Metadata Schema is composed of various information types: descriptive, administrative, technical, legal. This schema supports meaningful access to the archived Chinese digital content.
Based on the needs of Chinese Science Digital Library Project (CSDL) and follows the requirements for standards application in digital library development, this paper describes the principles, methods and operational requirements for open description and standards application in CSDL.
The transformation from information management to knowledge management is now being taken on in many libraries. In order to adequately fulfill the knowledge management needs of libraries, librarians need to get a clear picture of the technical architecture framework for knowledge management. In the paper, five existing knowledge management frameworks are given.
This paper introduces current popular development platform——Sun s J2EE and Microsoft s .NET,then analyzes comparatively architecture and commercial application respectively, poses objective evaluation on the two platforms. The purpose of this paper is to push the process of Chinese digital library construction by drawing on foreign experience in this area.
Th is paper presents some research work about E-book content format OEBPS, and introduces its background and expounds the main groundwork, analyses its main content and discusses the advantages and disadvantages. At the end of the paper, it gives some suggestions according to O EBPS’s applicat ion.
Based on the development of the colleges and university library, public library, library of scientific research institutes,libraries of schools of Communist Party ,this paper puts forward the concept for Hainan province s digital library construction.It consists of constructing objects, course and dispose, attaches importance to development and utilization ratio of information resources.
J2EE and .NET techniques are the two main platforms for complicated application development.The features of J2EE platform is introduced in this paper,system structure and detail techniques are discussed here to implement a library system under J2EE platform.The author provides a bibliography search sample to illustrate the library system development process under J2EE platform.
This paper introduces the characteristics of XML and some metadata based on XML,and mainly introduces the preliminary design of the general metadata management system based on XML,explains the platform and main feature of the system,also discusses the prospect in digital library and other digital area of the system.
As a protocol for network information retrieval, Z39.50 provides Internet services with a standard way, and plays many roles in library automation systems. This paper analyses the Z39.50 Client and Server s current situations and introduces the implement of the four main services of Z39.50 Client soft based on Web, giving out solutions.
To the inquiry module of INNOPAC system, duplicating inquiry data and transferring them into system item by item is the only effective method. Based on the ability of inquiry module provided by INNOPAC system, this paper analyses how to do it batch by batch.
This article introduces the background of Ariel,the basic functions and applications of Ariel for Windows in the library document delivery services.
Based on a development of online digital reference service,this paper describes major digital reference service standards and guidelines adapted in Q/A content creation, object description, knowledge organization description, data access transaction, expert or cooperational reference information management, services management, quality control and management of intellectual property. It discusses the adaptation of standards and guidelines for distrbuted reference service for Chinese National Science Digital Library.
This paper introduces the basic melodic contour representation methods. After comparing several commonly used audio file formats,we summarize the advantages of using MIDI format file as the source to extract melody. Methods to identify the MIDI channel with main melody information are also introduced. Finally the paper analyses the definition and importance of musical sentence and proposes the model of music melody representation and extraction.
This paper describes the new database services system introduced by ISI, and discuses the characteristic, retrieval methods, saving and running queries etc.
This paper analyses the process of VC++ accessing SQL Server by DB-Library. To shield many complex concepts produced by calling them directly and give simply interface for using, the author encapsulates the functions of DB-Library to form a class by using the Object-oriented technology of VC. This paper also gives an example of VC++ accessing SQL server by DB-Library.
Search engine has been a necessary tool for people who use Internet now, so all kinds of search engines appear in the world. Based on its advanced technologies, strong search functions and high quality search services, Google has attracted and kept more and more Internet users from all around the world. Google is one of the most famous search engines in the world now. In this paper, the basic situations, system features of Google and special search functions provided by it are introduced. Google s core technologies and mechanisms also discussed. At last, the trends of Google are also forecasted.
Object persistence is a rather basic method in software development, while object-relational mapping is a common solution to the requirement of object persistence. This paper introduces the basic concepts of object persistence and object-relational mapping in software development area, and demonstrates how to apply object-relational mapping techniques consciously in ordinary MIS through an actual development case.
The authors used the theory of Information Resource Management (IRM) to manage electronic journal resource on the Web. Considering the needs of users, the authors constructed the Internet-based biomedical electronic resource insure system with the function of management and retrieve. By analyzing and evaluating this system,they discussed the scientific management of electronic journal resource.
This paper studies how to develop and construct a navigation database for key disciplines from the aspect of system platform, Web server, system mode, script language, development tools and back database. It also deals with the organization and development of Internet information resources.
This paper explores the key links of long-distance submission, copyright treatment, metadata standard, data collection and processing, information issuance in constructing the full text database about doctoral dissertations and master s theses of China Agricultural University.
The design and implementation of a Wireless Local Area Network (WLAN) fitted to the library based on IEEE802.11b is given in this paper. Also, such important issue as security is discussed.
Because searching information is so difficult on Internet, the construction of special topic database for online information is an important part in the course of digital library construction. The peculiarities of online information are summarized. The existing service modes based on online information are analyzed and estimated. The necessity of special topic database construction for online information is argued. In the main part of this paper, the way and methods of special topic database construction for online information are discussed as the emphasis.
In view of the threats in the present network, this article discusses the network s encryption and authentication technique and necessary cryptogram technique.
The paper analyzes the different characters of three kinds of storage system structure,introducing the advantage of fibre channel,pointing out the limitation of SCSI,proposing that a mass storage of SAN structure and fibre channel should be built up in library.
In view of the problems of multimedia information system in the construction of digital library, this article presents a new Web technology of multimedia -streaming media technology, and puts forwards three possible practical solutions and their all-round comparison.
The development of Internet puts forward the innovation of teaching fashion. The streaming media technology and a production windows media service are introuduced in this article.The author have made multimedia courseware and developed literature retrieval course of network teaching by application of streaming media technology and online intercourse and so on.The composing and peculiarity about network teaching system and the excellence or defect of literature retrieval course of network teaching have been discussed in this article.
The paper analyzes the special postition of the local documents in the library system of Hainan province, points out that people must develop and use the local documents reasonable with basing on its character. At the sametime, the paper introduces the course of the digitalization of local documents in the library of Hainan Normal University.
Unusual toner supply is the main cause of bad copies image of Ricoh FT PPC.This paper analyzes the cause with image density detection and toner supply of Ricoh FT PPC,introduces emergency measures.
With the coming of information ages,libraries are developing from traditional service to Web and digital service. Based on the application of computer technology and networked communication technology in libraries,this paper briefly discusses how to exploit and utilize documentary information resources on the Internet.