摘要
本文对聚类分析的原理进行了阐述,并且对大连地区1970年以来的3级以上地震进行了聚类分析,通过分析可以发现,大连地区的地震活动主要集中在2、4、6和13号这4个区域内。
This article has carried on the elaboration to cluster analysis's principle,and 1970 3 magnitude of above earthquakes has carried on the cluster analysis since to Dalian area,may discover through the analysis,Dalian area's seismic activity mainly concentrates in 2,4,6 and 13 these 4 regions.
引文
[1]袁志发,周静芋.多元统计分析[M].北京:科学出版社,2002:241.
[2]胡雷芳.五种常用系统聚类分析方法及其比较[J].浙江统计,2007,4:11-13.