介绍了共词分析方法,分析了目前共词分析方法中存在的问题,在此基础上提出了垂直加权、水平加权和混合加权共词分析。在实例分析部分,根据文献的来源和关键词在文献中的位置,设置不同水平权值和垂直权值,对数据进行加权共词分析,证明了加权共词分析法的有效性。
The co-word analysis method is described.The problems in the current co-word analysis method are analyzed.On this basis,the paper proposes the vertical weighted,horizontal weighted and mixed weighted coword analyses.In the case analysis section,the paper sets different horizontal weight and vertical weight according to the source of the document and the locations of the keywords in the document,carries out weighted co-word analysis of the data,and proves the validity of the weighted co-word analysis method.