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。
In this paper a "compact least square method" is presented to overcome the ill-conditioned coefficient matrices in the linear regression models.
本文提出一种克服线性回归模型系数矩阵病态的“紧致最小二乘估计”。
The recognition problem is taken as one of classifying among multiple linear regression models, and sparse signal representation is used to solve this problem.
将识别问题看作是多个线性回归模型中的分类问题，并用稀疏表示理论解决这些问题。
Multivariable linear regression models were then used to assess the joint contributions of the top SNP associations and interactions to ABI after adjustment for covariates.
多变量线性回归模型，然后用来评估联合的贡献顶端的SNP协会和互动，以abi的调整后变。
This paper studies linear regression models with dependent errors, and we introduce the jackknifed least squares estimator and generalized jackknife least squares estimator.
在误差为相依的情况下，讨论了线性回归模型的刀切最小二乘估计与广义刀切最小二乘估计。
Linear regression models are established for both logarithm of heavy metal content and normalized ratio emissivity and are used to verify the significance of the regression equations.
建立了土壤重金属含量的对数值与发射率标准化比值的线性回归模型，并对回归方程的显著性进行了检验。
Two classes of fuzzy linear regression models are considered, one involves real design points and fuzzy number parameters, the other consists of fuzzy number observations and real parameters.
考虑两类模糊回归模型：一类是设计点为实数、参数为模糊数；另一类是观察值为模糊数、参数为实数。
Simulation results and real measuring data calculations show that the precision estimation efficiency can be obtained by our method for a large class of linear and nonlinear regression models.
仿真和实算结果表明，对于一大类线性和非线性回归模型，该方法给出的回归模型的参数估计效率的估计更接近模型参数估计效率的真值。
The second type of these models is an empirical rate expression, which rate constants and reaction orders are determined by dealing the experimental results with linear regression.
第二类模式是一种速率的经验式，其中速率常数及反应顺序取决于对实验结果的线性回归的讨论。
In this paper, some new models and methods are presented for linear regression diagnostics.
本文对于线性回归诊断提出了几种新的模型和方法。
We investigate the admissibility of the linear estimate of random regression coefficients under a matrix loss function in general growth curve models.
本文在矩阵损失下研究了一般增长曲线模型中随机回归系数线性估计的可容许性。
The proposed model-calibration estimators can handle any linear or nonlinear working models and reduce to the generalized regression estimators in the linear model case.
建议的模型校正估计可以处理任何线性或非线性的工作模型，且在线性模型的情形下变为广义回归估计。
Based on the analysing of the data, selected relevant factors, made a series of tests and amendments with models, then created forest volume estimation optimal multivariate linear regression model.
在分析数据的基础上，选择了相关遥感因子和定性因子，并通过一系列模型的检验与修正，建立了公顷蓄积量估测的最优多元线性回归模型。
Then, as artificial neural network is better in constructing financial prewarning model than other linear and regression models, a new financial prewarning model based on B-P model was constructed.
然后，利用人工神经网络在建立财务预警模型方面优于其他线性和回归模型的特点，基于B - P模型构建了一个新的混合财务预警模型。
Discuss the means of deducing bidding models by linear regression and curve fit method, and further more, acquire rivals' bidding competitive ratio with fuzzy forecasting technique.
研究运用线性回归及曲线拟合手段推导投标报价模型的方法，并进一步运用模糊预测技术研究获取对手的竞标能力值。
Linear models are especially important statistical models, including linear regression model, variance and analysis, covariance and analysis, and variance and component one etc.
线性模型是很重要的一类统计模型，它包括线性回归模型、方差分析模型、协方差分析模型和方差分量模型等等。
Firstly, several rheological models of cement slurry are proved through linear transformation and then measured datas of cement slurry are dealt with linear regression of models.
本文通过对水泥浆的几种流变模式进行线性转化，用水泥浆的实测数据分别对几种模式进行线性回归。
Based on the data observed, 34 regression models on the morphological variables and biomass of the seedlings were set up using linear, multilinear and non linear regression.
根据实测的数据，采用一元线性、多元线性和非线性回归进行拟合，得到34个红海榄幼苗主要形态因子和生物量的回归模型。
Intention-to-treat analysis was performed with the use of linear regression and logistic-regression models.
意向性治疗分析则使用线性回归及逻辑回归分析模型。
The linear weighted regression model is one of the models studied in many articles in recent years.
权回归模型是近年来文献中较多涉及的一种。
Bayesian modeling and inference for generalized linear models, accelerated life failure models, Cox regression models and piecewise exponential models.
贝叶斯推理的模型和广义线性模型，加速寿命故障模式，Cox回归模型和分段指数模型。
On the basis of a lot of experimental datas, experimental mathematical models of electric spark forming of several sorts of materials are built up with multiple linear regression analysis.
在大量实验数据的基础上，采用最小二乘法建立了实用的多种材料电加工实验数学模型。
The models were developed and provided a reasonable equation for biomass, production and glucose. And parameters were obtained by using non-linear regression techniques.
建立了该菌株分批发酵合成红谷霉素的菌体生长、产物合成和葡萄糖消耗的动力学模型，并对模型参数进行了非线性回归。
The models were developed and provided a reasonable equation for biomass, production and glucose. And parameters were obtained by using non-linear regression techniques.
建立了该菌株分批发酵合成红谷霉素的菌体生长、产物合成和葡萄糖消耗的动力学模型，并对模型参数进行了非线性回归。
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