基于元数据服务的教育资源访问模式研究

Higher Educational Resources Accessing Pattern Research Based on Metadata Services

由于高职教育资源规模巨大、结构复杂，资源的利用效率相对较低，元数据成为必不可少的资源管理工具。文章采用元数据描述和Alchemi网格中间件集中统一管理模式，用户通过单一入口就能透明地访问所需的教育资源。该模式保护已有投资，为教育资源的有效利用提供了解决途径。

As higher education resources grow in quantity, the structure of resources becomes increasingly complex, the efficiency of education resources is low, metadata is introduced and used as a necessary tool to manage resources. This article puts forward uniform management pattern of metadata description and alchemic grid middleware, users get transparent access to all the original data resources through a single entry point. The scheme protect the investment, and provide a solve pattern for efficient utilization of education resources.