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[目的/意义]利用发现系统揭示财经类事实型数据库,有利于用户发现和定位财经类信息资源。[方法/过程]通过文献调研、网络调研和厂商咨询,了解财经类事实型数据库发现服务的现状与问题,探索和思考利用发现系统揭示财经类事实型数据的具体实现方式以及存在的关键问题。[结果/结论]以本地索引和学科导航为突破口,设计利用发现系统揭示财经类事实型数据库的应用实例,同时针对中央索引的元数据结构及获取方式问题提出可行性建议。
[Purpose / Significance] The discovery system reveals the factual database of finance and economics, which helps users find and locate financial and economic information resources. [Methods / Processes] Understand the status quo and problems of financial fact-based database discovery services through literature research, network research and vendor consultation, and explore and think about how to use discovery systems to reveal the actual implementation of financial facts-based data and the key problems. [Result / Conclusion] With the local index and subject navigation as the breakthrough point, this paper designs a system using the discovery system to reveal the application of the financial facts database, and puts forward feasible suggestions for the metadata structure and acquisition methods of the central index.