基于主成分聚类法的典型黑土区土壤地球化学分类 |
刘凯, 戴慧敏, 刘国栋, 宋运红, 梁帅, 杨泽 |
Geochemical classification of the soil in a typical black soil area using the principal component analysis combined with K-means clustering algorithm |
LIU Kai, DAI Hui-Min, LIU Guo-Dong, SONG Yun-Hong, LIANG Shuai, YANG Ze |
图9 不同类别所包含地质单元的累积频率 |
Fig.9 Cumulative frequency map of geological units in different classifications |
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