【摘要】 随着我国科技事业的发展,形成和积累了海量的科技资源信息元数据,这些数据具有多样性、异构性和复杂性的特点,使得元数据的质量管理和控制非常困难。本文从科技资源信息整合的需求出发,研究提出了元数据规格符合性审核和抽样审核的元数据质量审核方法,采用基于J2EE的三层架构体系设计了能够有效审核元数据质量的系统模型。通过实际应用表明,本文研究的方法能够有效提高元数据质量审核的效率。更多还原

【Abstract】 There are millions of metadata of science and technology information in China,which are diversiform,heterogeneous and complex.The management and control over the quality of such metadata are becoming more and more difficult.To find a solution for such difficulty,two auditing methods: format auditing and sample auditing,are studied.Finally,an expert auditing system is developed and proves efficient through applications in several science and technology agencies.更多还原