知识元研究述评

Research Review of the Knowledge Unit

文章从知识元的起源及其发展开始,研究了其在科学计量学和知识计量学中的定义和作用,进而介绍了当前主要的知识元计量指标。之后,研究了知识元渗透到图书情报与数字图书馆、知识科学与知识工程、知识管理和教育学等领域的应用,以及当前国家级基金对"知识元"的资助情况,发现知识元已经成为知识分析、知识组织、知识工程、知识发现、知识管理、知识体系的基本单位,可用于实现知识表示、知识生产、知识存储、知识检索、知识计量、知识服务、知识挖掘、知识创造等。

Start from the provenance and development of knowledge unit,this paper researches on the definition and functions of knowledge unit in scientometrics and knowledge measuring,and introduces the main measurement indicator of knowledge unit.Then,the paper researches on the application fields of knowledge unit,including library and information and digital library,knowledge science and knowledge engineering,knowledge management and education as well as the supporting situation of national funds for knowledge unit.The paper finds out that knowledge unit become the unit of knowledge analysis,knowledge organization,knowledgeengineering,knowledge discovery,knowledge management and knowledge system,which can be used to achieve knowledge representation,knowledge production,knowledge storage,knowledge retrieval,knowledge measuring,knowledge service,knowledge mining and knowledge creation.