查询词典 regression

If the data are well fitted to the regression plane, the estimates of regression parameters α and β, will lead to estimates of the trapped argon composition and the radiometric age for sample.

总而言之，当坐落在相同平面上的资料点群，则代表一个完整封闭之同位素系统。

This passage take the cash dividend policy as research object, combining the related the theory of dividend and dividend policy home and abroad to do the research. Take the data of 2006 as sample and the method of statistic, logistic regression, multi regression to analyze the characters and main influence factors of the list companies dividend policy. This passage can be divided to five chapters, structure and main points can be listed as follows.

本文以现金股利政策作为研究对象，结合国外有关股利及股利政策的理论，针对我国A股上市公司的现金股利分配情况，以2006年数据为样本，采用统计分析、logistic回归和多元回归的方法，分析我国上市公司的现金股利分配特点及影响因素。

The relations between antibacterial activity and specific proteins/polypeptides expressed under induction in housefly pupae were investigated by the methods of SDS PAGE combined with stepwise regression analysis and response surface regression analysis.

0 引言昆虫不像高等动物那样有完善专一的免疫体系，缺乏 B和 T淋巴细胞，没有免疫球蛋白和补体，但是它们有极强的适应能力和防御能力。

The main research content is: Using the experimental of cutting force and roughness of high speed face milling cutter and high speed end milling cutter mill aluminium alloy and cast iron, analyze the rules of the high speed milling velocity, feed rate per tooth, milling depth and milling width to high speed processing. Use multiple linear regression method, set up surface roughness and the cutting force fluctuation models. Certify the regression model notability, and provide a reliable guarantee for the accuracy of function optimization. Based on the targets of productivity, manufacturing cost, surface roughness, cutting force fluctuation optimization model, according to research of the high speed milling parameters selecting restrict of work piece, machine, tool and safety, set up high speed milling parameters multi-object optimization system.

本文以已有的高速铣削机理及高速刀具技术研究成果为基础，结合高速铣削试验，进行了基于遗传算法的高速铣削参数优化研究与系统开发，主要的研究内容为：通过高速面铣刀和高速立铣刀加工铝合金和铸铁等材料的切削力和表面粗糙度试验，进行了铣削速度、每齿进给量、铣削深度和铣削宽度对高速铣削加工过程影响的研究；采用多元线形回归的方法，建立了切削力及其振幅和表面粗糙度模型，并对模型的显著性进行验证，为高速铣削参数优化模型的建立奠定了基础。

Has only one nonconstant regressor x, it is called a simple linear regression model, or two-variables regression model, or

等式y = b0 + b1x + u只有一个非常数回归元。

The model can exploit the particular advantages of regression analysis and time series under the condition of the small sample, and make compensation for the residual errors of regression model to increase its precision.

该模型能够在小样本情况下充分发挥回归分析和时间序列各自的优点，对回归模型的残差项进行有效补偿，提高回归分析的精度。

This paper infer a series of recursive equation based on lease square estimation in order to reduce computing amount, include recurrence equation of regression coefficient, total dispersion square sum, residual square sum, regression square sum etc.

为了减少计算量，本文推导了基于最小二乘估计的一系列递推公式，包括回归系数、总离差平方和、残差平方和、回归平方和等的递推公式。

Results the parameter estimates and it's stability of linear regression models is associated with the variation of explanatory variable between and within level 2units,and the relationship of parameter estimates and it's stability between linear regression models and variance component model is associated with level 2 residual variance or intatra-unit correlation.

结果 线性回归模型参数估计以及估计的稳定性与自变量在水平2单位间和水平2单位内的变异大小有关，线性因归模型与方差成分模型参数估计及其稳定性的关系与水平2残差方差或单位内相关系数大小有关。

Particularly, this article cites Gansu province's farming and animal husbandry to illustrate how we can get economic acknowledges by forming a regression model. A key point here is sample space is critical for the accuracy of the regression result.

特别的是，文章以甘肃省的农业和畜牧业为例，解释了通过建立回归模型所能获得的重要经济意义，并明确指出数据样本的选择是决定回归模型准确程度的关键因素。

In this paper, based on the examination of the regression model of the pest population spatial pattern, the current domestic commonly-used End-limiting Sequential Sampling Model has been derived for testing the regression model, and it is used during the course of the Complex Sequential Analysis and Decision Making.

在检验害虫种群空间格局回归模型的基础上，推导出了目前国内常用检验回归模型的截止限序贯抽样模型，并将其运用于复序贯分析决策过程中。

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。