regression line

1. That is, the regression line would tend to overestimate the magnitudes of Y.
   即回归线趋于过高估计了y值。
2. How do we think about how well our sample regression line fits our sample data?
   我们怎样衡量我们的样本回归线拟合样本数据有多好呢？
3. The regression line is derived from a sample and not from the entire population.
   样本回归线是根据一个样本而不是根据完全总体推导出来的。
4. 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。
5. If the observations used in the analysis extend back in time for several years, the resulting regression line may be too steep.
   如果在分析中使用的观察值扩大到几年以前，那么推导出的回归直线就会可能太悬殊。
6. Besides, the history of least one-power method and least squares method, multiple solutions and the various effects of outliers on the regression line are discussed.
   论述了最小一乘法与最小二乘法的历史及其在解的多重性、突出点对回归线影响等方面的差异。
7. Returns the slope of the linear regression line through the given data points
   返回经过给定数据点的线性回归拟合线方程的斜率
8. The matlab program of york's isochron regression line fitting
   York同位素等时线拟合方法的Matlab程序设计
9. Formulating Working Time Quota for Metal Cutting with Regression Line; Applying Multiple Linear Regression to Set Up Growth Model of Pinus taiwanensis
   应用回归直线法制定车削工时定额的探讨应用多元线性回归建立黄山松生长模型的研究
10. The Effect of Selection of Variable on Regression Line
    变量的选取对回归直线的影响
11. Fitting degree of regression straight line
    回归直线的拟合度
12. It is incorrect in theory to calculate fractal dimension through the way of log-log regression line, but by using directly the modifier formulas.
    双对数回归直线计算分维在理论上是不正确的，可用修正公式直接计算，但问题仍未解决。看来标度变换法能否有效地解决简单分形维数的计算，还要进一步研究。
13. The specific rotation of the traditional Chinese medicine peppermint oil has been determined satisfactorily by the computer assisted regression line method, which was established using samples of the peppermint oil with different concentrations.
    用计算机辅助的回归直线方法测定了中药薄荷油的旋光率，这种方法是用不同浓度薄荷油的样品建立的，获得了满意的结果。
14. At the peak of exercise and the first minute in the recovery phase of exercise test, the liner regression line and the logarithmic regression line were different from those lines before exercise. The QT interval at 60 bpm predictive by the regression equation was different from QTc.
    3运动终点和运动终止后1分时，直线回归和曲线回归均与运动前有显著性差异，由回归方程求出的心率在60次/分时的QT间期与QTc值不同。
15. Based on the slope value of log-probit regression line, the resistance of Txinnabarinus to abamectin could continue develop to a higher level, but the developmental rate would be slow.
    从各次毒力回归线的坡度分析，如果继续用药，朱砂叶螨对阿维菌素的抗性还会上升，但抗性发展速率比较缓慢。
16. 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。
17. The slope of the regression line is proportinal to t, the equivalent thickness of the ionosphere, and its interception with the ordinate axis(Ω R) gives Ω 0.
    此线的斜率正比于电离层等效板厚τ，直线与纵轴的交点给出Ωc。
18. This paper investigated the Weibull probability paper, used the fatigue test data of leaf springs in the linear regression analysis, and the relative test results of the regression line were proved to be satisfied.
    对Weibull概率纸进行了研究，并运用钢板弹簧疲劳试验数据在Weibull概率纸上进行线性回归，回归直线的相关检验结果令人满意。
19. Application of Regression Line Quality Control in Colorimetry
    吸光分析中理论回归线质控应用初探
20. By means of weighted subordination degree this model weakens the influence of distinct abnormal data affecting upon the regression straight line and thus achieves the goal to enhancing the stability of regression equation.
    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。
21. Also, it can change the intercept and slope of the regression line.
    运用虚拟变量改变回归直线的截距、斜率；
22. Robust method of regression line
    求回归线的一个稳健方法
23. The first, we transform nonlinear regression model into linear model with transformed variables and estimate model parameters by used the methods of ordinary least squares, principal component analysis and partial least squares regression, from which the model parameters and the regression line itself can be estimated.
    首先，通过变量代换，把可以线性化的非线性回归模型化为线性回归模型，并用普通最小二乘法、主成分分析法和偏最小二乘法求模型中的参数和回归模型。
24. Based on the fact that total error is needed by the system, this thesis emphasizes particularly on analyzing the static regression line error model and its engineering feasibility.
    侧重分析静态回归直线误差模型及工程应用的可行性，通过例证比较说明统计估算法的优势。
25. Non-linearity error is determined by difference between a calibration po-int and regression line.
    采用校准点与回归线之差确定其非线性误差。
26. The data were transformed to probit unit, and the regression line obtained had a good correlation ( r> 0.99).
    用概率单位处理数据，所获得的回归直线具有良好的相关性，相关系数r>0.99。
27. Background: The failure of regression of milk line remnants results in the development of an ectopic mammary tissue during embryogenesis.
    背景：乳线残留基在胚胎发育时期退化的失败导致异位乳腺组织的发生。

noun

1. a smooth curve fitted to the set of paired data in regression analysis

   Synonym:    regression curve