偏最小二乘回归分析法 partial least-squares regression analysis
对结构方程模型——偏最小二乘法分析的模型结构、迭代原理进行了具体研究。
In this paper, the model structure and iterative theory of the structural equation modeling is studied.
用最小二乘法分析SNP对长白猪、约克夏猪和杜洛克猪的背膘厚的效应的结果表明，纯合基因型个体的背膘厚大于杂合基因型个体。
The effects of this SNP on backfat thickness in Landrace, Yorkshire and Duroc were estimated using least square method. The homozygote pigs had thicker backfat than the heterozygote ones.
在大型线性回归分析中，由于设计矩阵的病态使得经典的最小二乘法失去了优良性。
The superiority of the classical least square method is lost due to the morbid of designed matrix in large-type linear regression analysis.
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