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一种自动绘制聚类分析谱系图的新算法
A NEW ALGORITHM FOR AUTOMATIC DRAWING OF CLUSTER_ANALYSIS DENDROGRAM
【摘要】 聚类分析是最常用的多元统计方法之一 ,其结果常用谱系图来表示 .用计算机自动绘制谱系图时 ,过去常用的做法比较繁杂 .新算法先将结果数据进行排序 ,再使用二叉树的方法 ,不仅算法直观 ,且速度加快
【Abstract】 The cluster analysis is one of the most commonly_used multivariable statistical methods whose results are often expressed with the dendrograms. The traditional method for the automatic computer drawing of the dendrograms is relatively complex and time_consuming. By new algorithm, the result data are arranged in sequence, and then are processed with the binary tree method. This algorithm is not only visual but also timesaving.
【关键词】 聚类分析;
谱系图;
堆栈;
“冒泡”排序;
二叉树;
【Key words】 cluster analysis; dendrogram; stack; “bubbling” sorting; binary tree.;
【Key words】 cluster analysis; dendrogram; stack; “bubbling” sorting; binary tree.;
【基金】 国家“九五”重点攻关课题! (No .96-914-0 5 )资助
- 【文献出处】 地球科学 , 编辑部邮箱 ,1999年06期
- 【分类号】TP301.6
- 【被引频次】6
- 【下载频次】240