本文用多元回归分析和修正的数学规划方法估计公路运输企业前沿面生产函数的参数。
In this paper, the parameters of the frontier production function for highway transport enterprises are estimated with the regression analysis and revised mathematical programming methods.
目的回归分析中,曲线拟合的好坏,取决于我们选择的期望函数模型是否适宜。
Objective In the regression analysis, the performance of the fit is up to the choice of the expectation function for the model.
在比色分析中,由指数曲线函数方程转换的直线化回归方程的图形,是表达指数曲线相关的最佳直线。
The figure of regression equation of linearise turned from the functional equation of exponential curve is the best line to express the correlation of exponential curve in colorimetric analysis.
对于非线性函数线性组合型相关方程,本文提出了交替运用非线性拟合和逐步线性回归分析相结合的方法一逐步非线性拟合。
A stepwise nonlinear fitting procedure was proposed to nonlinear fitting equations that USES Marquardt nonlinear fitting analysis and stepwise linear regression alternatively.
本文综述了其中的两个问题:截断数据的经验分布函数以及截断数据的线性回归分析。
In this paper we shall discuss two topics: the empirical distribution function of censored data and the Linear regression with censored data.
方法对原始寿命数据进行生存函数分析,并利用相关的分析数据建立线性回归方程。
Methods Analyzing the Survival function of the original lifetime data, and developing Linear Regression Equations by means of related analysis data.
对实验数据进行线性回归分析,得出影响因素与最低着火温度的函数关系,从而为贫瘦煤工业应用的安全性提供了一定的参考依据。
A linear regression was conducted and the functional relationship was found , which can afford reference for the security of meager - lean coal ' s industry application.
回归分析表明:土壤入渗速率与入渗时间之间存在显著的幂函数关系。
Regression analysis shows that the soil infiltration rate is significantly correlated with time.
通过实验,得到供气压力与气膜刚度之间的拟合曲线,并用回归分析法,建立两者函数关系的经验公式。
The fitted curves for air supply pressure to the stiffness of gas film obtained from tests are plotted, and empirical expressions for these curves worked out by regressive analysis are given.
通过在离子束溅射镀膜系统上的实验研究并用仿真模型进行回归分析,给出了准确的余弦分布函数指数,最终建立能够定量计算的仿真模型。
By some experimental researches on IBSD system and regression analyzing, the exponent of cosine distribution is determined and the emluator are completed for quantificationally simulation.
本文使用非线性向量自回归模型和脉冲反应函数,分析“产出-就业”系统在外部冲击下的反应。
By using nonlinear VAR model and impulse response function, this paper explores the reaction of "output—employment" system under the outer shocks.
文章借助于农户收入函数,通过回归分析方法对农村劳动力流动对农民收入产生的影响进行定量分析,试图发现农村劳动力流动与农民收入之间的关系。
The paper makes a quantitive analysis of the relationship between rural labor force movement and the peasant revenue with the peasant family earnings function and regression analysis.
采用回归分析方法建立了参数与土壤物理特性间的函数关系,为采用土壤颗粒组成等土壤物理特性确定土壤水分特征曲线提供了指导。
A fitted relationship between the parameters and the soil texture was established, with which the model parameters of soil water retention curves can be predicted by the soil physical characteristic.
本文用自回归功率谱方法分析了极移、地球自转和大气激发函数的资料,得到了它们的低频谱。
The data of polar motion, rotation of the earth and atmospheric excitation function are analysed by the Auto-Regression power spectrum method, and their spectra at low frequency band are obtained.
用回归分析的方法处理实验数据,得出了归一化应力松驰函数、蠕变函数及曲线。
By using regression analysis method the reduced relaxation and creep functions were acquired. The experimental result showed the decrease of viscoelasticity in simulating operation condi...
用回归分析的方法处理实验数据,得出了归一化应力松驰函数、蠕变函数及曲线。
By using regression analysis method the reduced relaxation and creep functions were acquired. The experimental result showed the decrease of viscoelasticity in simulating operation condi...
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