The residuals which often used have ordi nary residualsδ i ?the internally studentized residuals r i and externally studentized residuals r i .
残差分析在回归诊断中十分重要,常用的残差有普通残差δi、内学生化残差ri和外学生化残差ri等。
Then based on the IGGⅢ?scheme which is suitable for numeration in the surveying field,the paper constructs equivalent weight function by studentized residual for robust estimation.
首先分析了现有几种等价权函数的优缺点,然后以适合于测量领域计算的IGGⅢ方案为基础,利用服从于t分布的学生化残差构造等价权函数来进行抗差估计。
An integrated method is given to judge clustering result and estimate clustering effect,which includes student residual,correlation coefficient and clustering dendrogram.
针对海上目标分群问题,介绍了反舰导弹对海上目标分群的两种常用的特征空间坐标及其特征标准化方法,提出了用相关系数、聚类树图和学生残差对海上目标分群进行聚类判定和综合检验的方法。
To solve linear equation system with an asymmetric, nonpositive-definition and nonsparse coefficient matrix,a residual minimization method based on Gaussian iteration is proposed in this paper.
在非对称、非正定满阵线性方程组的求解过程中,本文以高斯迭代为基础,提出一种残差优化的迭代法。