In nonlinear regression model, θn is the least squares estimator for parameter θ, its consistency problem has a important background of statistic application, so its consistency problem has been studied by many statistic scientists, and has been resolved more perfectly.
在非线性回归模型中参数θ的最小二乘估计量θ_n的相合性问题有重要的统计应用背景,所以已经被许多统计学家研究过了,并已得到较完善的解决。
Under the balanced loss function,we consider the universal least squares estimator(ULSR) in linear models.
用L-曲线的方法得到了平衡参数的简单而又实用的公式,研究了泛最小二乘估计量的风险函数,并用一个实际应用说明了本文的结论。
This paper presents the calculated method of the minimum reflux ratio Rm when the state parameter of inputing material q is of any value.
该文得出了二元精馏计算中进料状态参数为任意值时最小回流比Ｒ＿ｍ的计算方法。
This paper analyzed the relationship between the minimum pressure angle or the touch stress in high join and the datum circle/rolling radius,and proposed the choice principles and methods of the minimum basic size of cam.
文章从机构最小压力角及高副接触应力等2个方面分析讨论了基圆半径及滚子半径与它们的关系,并提出了凸轮机构最小基本尺寸的选择原则方法。
A minimum ring-band mathematical definition :In the done ring-band, there are at least two inner points and two outer points which scatter staggeringly on the circumference.
提出了一种最小环带的数学定义:作出的环带上存在至少二个内点与二个外点在圆周上呈交错排列,以此定义作为搜索结束的准则,给出了一种计算最小环带的数值算法:以交错排列的四点作环带,不断用新点取代旧点作环带直到所有的点都在环带内为止。
Wastewater minimization is an environmental problem through improving the process to fully minimize wastewater so as to save water resource.
废水量最小化是通过改进流程尽量减少废水生成量而节约水资源的环保课题。