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7 样品类别空间分布 |
Fig.7 Spatial distribution map of sample categories |
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