Nonlinear regression and quadratic response surface models.
非线性回归和二次响应面模型。
In this paper, we extend their result to nonlinear regression.
本文则讨论加权非线性回归方差齐性的假设检验问题。
Many researchers use nonlinear regression more than any other statistical tool.
很多研究人员使用非线性的回归多于任何其他统计工具。
An improved grey GM (1, 1) model using a technique of nonlinear regression is proposed.
提出了一种结合非线性回归技术的灰色GM(1,1)模型的改进模型。
The empirical formula is gained by using nonlinear regression of those operation points.
对这些操作状态进行多元非线性回归，得到在全操作范围都通用的经验公式。
One of r's strengths is its ability to calculate linear, as well as nonlinear regression models.
计算线性与非线性回归模型的能力是R的强大功能之一。
Based on BP network, the example of nonlinear regression by artificial neural networks is given.
以BP网络为例给出了基于人工神经网络的非线性回归实例分析。
The LS-estimator in nonlinear regression problems is an important statistical estimator problem.
非线性回归的LS估计问题是一类重要的统计问题。
With the nonlinear regression method, results can be improved to get more optimal regression functions.
结合非线性回归方法，可以对回归结果进一步优化，得到更优的回归方程。
Most introductory statistics books focus only on linear regression, and entirely ignore nonlinear regression.
大多数引导统计书只集中于线性回归，并且完全忽略非线性的回归。
The mode of temperature gradient of this Bridges box girder is developed by the method of nonlinear regression.
采用非线性回归的方法，提出了该桥混凝土箱梁的温度梯度模式。
The model of post-dynamic recrystallization has been obtained by using multivariate nonlinear regression analysis.
采用多元非线性回归法得到了后动态再结晶模型。
The paper also discusses the corresponding problem when the errors in nonlinear regression models is an MA(1) sequence.
此外，当误差项是一阶滑动平均序列时相应的检验问题也作了讨论。
Several approximate formulas are given for residual analysis of the least square estimator in nonlinear regression model.
本文给出了若干近似公式，以分析非线性回归模型的最小二乘估计的残差。
The research on nonlinear regression, weight methods, standard curve, three periods ANOVA, rank sum test, was accomplished.
完成了非线性拟合与加权计算方法、标准曲线、三周期方差分析、秩和检验等研究工作。
This paper mainly includes two parts contents and researches. The first part is about study of PLS nonlinear regression algorithm.
本文主要研究内容和研究成果包括两个部分第一部分是研究近期偏最小二乘非线性建模算法。
The empirical relationship of the differences was obtained using nonlinear regression method and verified with the determined data.
用非线性回归方法得出了水样不同处理方式下总磷间的经验关系式，并进行了验证。
NLREG is a powerful statistical analysis program that performs linear and nonlinear regression analysis, surface and curve fitting.
NLREG是一款强大地统计分析软件。能够进行线性和非线性回归分析，表面和曲线拟和。
A kind of nonlinear regression estimator for limited Population is given and the quality and the sampling variance about is discussed.
对有限总体在不放回抽样的方法下，构造了一类非线性回归估计量，讨论了它的性质及其有关抽样误差．。
The support vector machine (SVM) is a linear classification machine, it is used commonly in the pattern recognition and nonlinear regression.
支持向量机(SVM)是一种线性机器，广泛用于模式分类和非线性回归。
For the influence of temperature to EGO sensor's output, its nonlinear regression models which include temperature's modifying term be achieved.
针对温度对废气氧传感器输出的影响，建立了带温度校正的EGO传感器非线性回归模型。
Maths model is built up to show the relationship of density with locating place using multiple nonlinear regression analysis of experimental results.
根据试验数据，应用多元非线性回归方法建立了密度与摆放位置关系的数学模型，并讨论了改善烧结密度的措施。
The method of BP neural network and the method of multiple multivariate nonlinear regression were comfortable for copy with dominant hue green and blue.
BP神经网络法与多重多元回归法对以绿色调和蓝色调为主的原稿分色有优势，三维查找表法对以蓝色调为主的原稿分色有优势。
On the basis of our mathematic models of the titration, the content and conditional dissociation constant may be determined by using nonlinear regression.
根据多元酸碱滴定计算通式，针对实际情况化简后，非线性回归同时求出浓度和条件离解常数。
On this basis, the empirical computing formula of skewed-plate bridge maximum reaction for design is obtained using poly cell nonlinear regression method.
在此基础上，应用多元非线性回归方法得到了斜板桥最大支反力实用设计计算公式。
We study restriction of Nonlinear Regression Diagnostic Models with case-weights and meanshifte simultanously, and some new diagnostic statistics are derved.
研究了带有约束的均值漂移和方差加权的混合非线性回归模型．得到了相应的一阶和二阶诊断统计量。
By the curvature measures, the diagnostic statistics of measuring influence in nonlinear regression with restriction are obtained in terms of curvature arrays.
在此基础上导出了带约束非线性回归模型度量影响的诊断统计量及其曲率表示。
The predictive models of fuzzy graph, nonlinear regression and with grey theory are set up from different aspects by analyzing the features of road traffic accidents.
通过分析道路交通事故发生的特点，从不同的角度，建立了模糊图模型、非线性回归模型及基于灰色理论的灰色预测模型。
We combine unitary nonlinear regression with multivariate linear regression, it can reduce the error sum of squares of the model and improve the precision of forecast.
即把一元非线性回归和多元线性回归结合起来，构造一个混合回归模型，这样就减小了模型的残差平方和，从而提高预报的准确性。
The model parameters were calculated through the nonlinear regression algorithm. Thus, the formula of heat transfer coefficient for the quenching process was obtained.
通过非线性回归算法对模型参数进行回归计算，最终取得整个淬火过程的换热系数公式。
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