最小生成树法在环境背景值识别中的应用 |
摘要点击 1392 全文点击 1025 投稿时间:1990-04-07 |
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中文关键词 最小生成树法 聚类分析 土壤重金属背景值 |
英文关键词 cluster analysis identification of environmental background value "Design Thinking of A Greening Project in and around A Petrochemical Complex |
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中文摘要 |
本文用最小生成树法解决环境中的聚类分析问题。该法用x2距离系数矩阵描述样本变量间的相似关系,同时用Kruskal法构造最小生成树,最后以分类图的形式给出分类结果。 |
英文摘要 |
In order to solve the cluster set problems in identification of environmental background values, a rapid and simple algorithm. the method of minimum spanning tree, is presented in this paper. The similar relation of sample variables is described with x2 distance coefficient matrix, and the minimum spanning tree is drawn in accordance with Kruskal method. The classified results by the algorithm are shown in a graph form. In this paper an applied case has also been given. |