文中详细介绍了数据仓库的建模、数据抽取与转换、数据存储与管理、元数据管理以及可视化数据分析等技术。
The technologies of data warehouse modeling, data extraction and transformation, data storage and management, metadata management, and visualized data analysis and so on are introduced in detail.
并探讨了在元数据中利用模板自动抽取信息的一些原理及方法。
This article also probes into some theories and methods of automatic extraction of information from metadata by using template mining.
结合本体技术，提出了一种新的从文档中抽取引文元数据信息的方法。
A new method using ontology to extract citation metadata from technical documents is proposed in this paper.
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