EM聚类方法在岩性复杂区水系沉积物地球化学异常圈定中的应用 |
孙尧尧, 郝立波, 赵新运, 陆继龙, 马成有, 魏俏巧 |
The application of EM clustering method to the determination of stream sediment geochemical anomalies in areas with variable lithologies |
SUN Yao-Yao, HAO Li-Bo, ZHAO Xin-Yun, LU Ji-Long, MA Cheng-You, WEI Qiao-Qiao |
图5 分类后Al2O3、K2O、Ti、MgO含量概率分布型式 |
Fig.5 The frequency distributions of Al2O3,K2O, Ti and MgO of separated samples |
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