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基于地球化学参数的海底沉积物端元定量判识方法研究Ⅰ.分离沉积物端元的最优斜交成分因子算法

杜德文 孟宪伟 吴金龙 韩贻兵

杜德文, 孟宪伟, 吴金龙, 韩贻兵. 基于地球化学参数的海底沉积物端元定量判识方法研究Ⅰ.分离沉积物端元的最优斜交成分因子算法[J]. 海洋学报, 1999, 21(4): 70-77.
引用本文: 杜德文, 孟宪伟, 吴金龙, 韩贻兵. 基于地球化学参数的海底沉积物端元定量判识方法研究Ⅰ.分离沉积物端元的最优斜交成分因子算法[J]. 海洋学报, 1999, 21(4): 70-77.
Du Dewen, Meng Xianwei, Wu Jinlong, Han Yibing. Parting method of end-members from submarine sedimentby geochemistry data Ⅰ.Algorithm of optimum oblique composition factor analysisfor parting end-members from submarine sediments[J]. Haiyang Xuebao, 1999, 21(4): 70-77.
Citation: Du Dewen, Meng Xianwei, Wu Jinlong, Han Yibing. Parting method of end-members from submarine sedimentby geochemistry data Ⅰ.Algorithm of optimum oblique composition factor analysisfor parting end-members from submarine sediments[J]. Haiyang Xuebao, 1999, 21(4): 70-77.

基于地球化学参数的海底沉积物端元定量判识方法研究Ⅰ.分离沉积物端元的最优斜交成分因子算法

基金项目: 国家‘863'计划海洋领域(编号:863-820-01-02)

Parting method of end-members from submarine sedimentby geochemistry data Ⅰ.Algorithm of optimum oblique composition factor analysisfor parting end-members from submarine sediments

  • 摘要: 系统介绍“分离沉积物端元的最优斜交成分因子算法”,此算法包括主成分分析、因子得分成分化和最优斜交变换三部分.此算法可获得成分化的非负的斜交因子得分,弥补了Q型因子分析仅能用于样品间的相互关系及样品的分类研究,而不能胜任海底沉积物端元物质分离工作之不足.方法适合于沉积物物源端元定量分离工作.将此方法应用于冲绳海槽海底表层样,成功地分离出长江陆源物质.此方法同样适合于诸如岩石、水体、土壤污染等混合过程的端元定量分离工作.
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出版历程
  • 收稿日期:  1998-07-27
  • 修回日期:  1999-01-05

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