| "Suggestion on Building Electronic Government Affair of China " by Information Work Leading Group of the State Council proposed the principles were Integrated resources, Unified standard, Guarantees safely during the period of "10th Five-Year Plan": Based on the detailed analysis on the current status of government information resources and study on metadata, the author design the metadata description method of GIR by using data warehouse technique and metadata method. In addition, the standard architecture of GIR metadata is designed in order to manage the standard. The issue of metadata can be resolved by studying on the metadata of GIR.The primary subject investigated in this study is metadata of GIR. The whole thesis consists of five chapters, which include how to describe the metadata of GIR, how to carry out the standard management on the metadata of GIR, and how to achieve the information sharing. In the first chapter, the researching background and progresses of GIR are introduced, the objective and significance of this thesis are also expatiated. In the second chapter, the concept, classification, and characteristics of GIR, the concept, various standards and applications of metadata are expounded. In addition, the author designs the method of describing the metadata of GIR, and explains it with the example. In the third chapter, the present situation of standard metadata of GIR is introduced, the author make clear the building of standard metadata of government information system based on the National System of Standards for Information Classification Coding and the Standard of. E-government, the management of metadata is introduced in this chapter too. In the Fourth chapter, the real project of planning named "Digital CHANGHAI" is described, the design of Changhai GIR metadata and the building of standard metadata system are explained in this planning. In the last chapter, the conclusions are evaluated, and the future research direction is out lined. |
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