The concept of regression goes back to the mathematician Gauss, who talked about fitting a line through a scatter of points.
回归这个概念要追溯到数学家高斯,讨论的是从若干散点中切合出一条直线。
What Gauss did was said, let's fit a line through the point — the scatter of points — and that's called the regression line.
高斯说,做这样的一条直线,切合所有散点,这就是回归直线。
Manual regression is the software equivalent of 100% manual inspection on an assembly line.
软件开发中的手工回归测试,完全相当于在生产流水线上的人工检查。
Data from the regression line itself may be helpful to provide mathematical estimates of the degree of linearity.
来自回归线自身的数据可以用于提供线性程度的数学评估。
Regression software programs graph the sample points and give the (cost-function) formula of the straight line that best fits the points.
回归软件程序将样本点用图表示,并且给出最拟合样本点的直线的价值函数公式。
Linear regression analysis is one technique for estimation a line of best fit.
线形回归分析是一向估算最优拟和线的技术。
The standard error of estimate, on the other hand, measures the variability, or scatter, of the observed values around the regression line.
而估计值的平均误差,却是度量观察值围绕着回归直线的变化程度或分散程度。
If there appears to be a linear relationship test results should be established by appropriate statistical methods (e. g. by calculation of a regression line by the method of least squares).
如果其呈现线性关系,测试结果应该通过适当的统计学方法(例如,以最小二乘方来计算回归线)来确立。
The work shows the intraceptor prompts regression of blood vessels by inducing programmed cell death, or apoptosis, in the vascular endothelial cells that line the vessels.
实验证明,介导体可以通过诱导血管内皮细胞的编程性细胞死亡或吞噬来修复血管。
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.
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。
A new formula is obtained to find out regression coefficients, based on the fact that the quadratic sum of distance between line and spots in minimum.
由点线距的平方和最小,得出一种求回归系数的新公式。
Linear regression analysis (the least squares method) is one technique for estimation a line of best fit.
线形回归分析(最小二乘法)是一向估算最优拟和线的技术。
And the usefulness of the regression method in the application of line heat forming is emphasized.
指出对于水火弯板应用回归分祈方法的实用性。
The regression formulae to estimate the length of catheter were calculated from the anterior median line by means of regression analysis.
插管长度与前正中线相关回归方程式为:肠系膜上动脉(?)
On line regression model of roller wear is studied by analyzing the roller wear model. The analytic principle of the roller wear model is presented and is applied to the real system.
通过对轧辊磨损模型的分析,探讨了适合于在线应用的轧辊磨损回归模型,介绍了轧辊磨损模型的解析原理,并进行了实际解析分析。
The presented method is more accurate for using polynomial regression of theoretical calculated data as sample off-line and is quicker for the reason of its fixed polynomial pattern on-line.
该方法以有限个理论计算数据为样本,采用多项式函数离线进行回归,在保证高的逼近精度的前提下,以显著提高在线计算速度为目的。
This paper use experimental data to set up linear regression equation with unitary and regression straight line, to use variance analysis and related coefficient to test validity of equation.
本文利用实验数据建立一元线性回归方程;回归直线,并用方差分析法和相关系数法检验方程的有效性。
Based on this, an on-line evaluation model of process stability with statistical method and partial-least-square regression (PLSR) was set up which overcome the multicollinearity of input parameters.
采用统计分析和偏最小二乘回归方法提出了过程稳定性在线评价模型,克服了输入变量严重多重相关性的问题。
Line faults "indicates the number of scanning lines after the regression which have not been found."
线路故障“指示数的扫描线后的回归而不被发现。”
This law can be used to establish every field of the regression equation of straight line.
本法可用于建立回归直线方程的各个领域。
The correlation coefficient y-intercept slope of the regression line and residual sum of squares should be submitted.
应该提交其相关系数、Y轴截距、回归线斜率、残差平方和。
The highest density of traffic flow from line regression of its statistic data is in the area of factual data.
对统计数据进行线性回归后得到的最高密度处在实测范围内。
Kriging interpolation maps for residuals were drawn. The residuals of classic regression and spatial regression had high consistency, and the distributions were in line with the soil nutrients.
对回归模型残差进行逆距离权重插值,发现空间回归和传统回归的残差分布具有较高的一致性,并且符合土壤养分分布情况。
By regression analysis, GM(1,1)model and other methods to determine the household income line of housing security, protection ratio and predict the demand(2009-2013) of affordable housing.
然后运用回归分析、GM(1,1)模型等方法确定住房保障家庭收入线、保障比例并预测出2009-2013年大连市经济适用住房的需求量。
AIM: to investigate effects of glial cell line derived neurotrophic factor (GDNF) on dental nerve regression during inflamed restoration stages of dental pulp.
目的:探讨胶质源性神经营养因子(GDNF)在牙髓炎症中的表达变化及意义。
Least-square principle method was used to process experimental data and the regression line obtained. The failure mechanism of the He-Ne laser tube under different current has been analyzed.
采用最小二乘估计法对试验数据进行了拟合,得到了回归直线,并分析了不同电流下激光管的失效机制。
Calculate the regression line of test results versus analyte concentrations. The correlation coefficient should be more than 0.99.
以测定结果的响应信号作为被测物浓度的函数作图,相关系数应大于0.99。
A new correlation coefficient that indicates goodness of-fit for regression line will be introduced yet in this paper. The illustrative examples are presented.
本文还提出一种反映回归直线拟合优度的新的相关系数。
By means of weighted subordination degree this model weakens the influence of distinct abnormal data affecting upon the regression straight line and...
该模型通过隶属度加权来削弱个别异常数据对回归直线的影响,从而达到提高回归方程稳定性的目的。
We develop and estimate a new concentration index of product line under the segment markets. The results of regression with panel data partially support our theoretical hypothesis.
我们还建立和估算了衡量产品线聚集度的指标,利用面板数据进行的最小二乘法回归分析,在一定程度上支持了理论假设。
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