The ecological relationships of weeds in early rice fields in this area were also analyzed by the minimal tree method of cluster analysis and polar ordination.
以生态位重叠值为指标,用极点排序和聚类分析中的最小生成树法,直观地表示了该地区早稻田主要杂草的种间生态学相似关系。
We have achieved excellent effect in part classification according to the actual conditions of factories, alternately using the method of cluster analysis and pattern recognition technique.
作者交替运用聚类分析与模式识别法,并结合工厂的实际情况,取得了很好的分类效果。
At the same time, the method of cluster analysis will be divided into 14 commercial banks in the three main types of state-owned banks and joint-stock banks.
同时用聚类分析的方法将十四家商业银行分成了三类,主要的两类是国有银行和股份制银行。
Compared with the method of cluster analysis or expert' s experience, the Theil Index heightens theveracity and rationality of the evaluation results.
与定性方法相比,该方法提高了评价结果的科学性和合理性。
A method of cluster analysis for variables was improved based on the inner relationship of a random vector.
用两类所含指标全体所构成的向量的内在相关性度量来刻画两类间的距离,改进了一种指标聚类的方法。