coefficient of determination
英 [ˌkəʊɪˈfɪʃnt ɒv dɪˌtɜːmɪˈneɪʃn]
美 [ˌkoʊɪˈfɪʃnt əv dɪˌtɜːrmɪˈneɪʃn]
可决系数；测定系数
双语例句
- Single age variable stock volume growth model had low coefficient of determination, but it was improved a lot by introducing site index and stand density index in reparameterization.
林龄单因变量的蓄积量生长模型决定系数低，引入地位指数和密度指数再次参数化的生长模型可显著提高模型拟合度。 - Results different instruments maximum variation coefficient of determination values: WBC ( 2.7%);
结果不同仪器测定值最大变异系数比较：WBC（2.7%）； - Two criteria for the measures of genetic connectedness in mixed linear model of genetic evaluation are used: the degree of connectedness ( IC) and the generalized coefficient of determination ( CD).
采用关联指数（IC）和决定系数（CD）两种方法，度量混合线性模型遗传评估下猪群体间的遗传关联性。 - Two compute formulas are gained from separate linear and non-linear regressive analysis and the coefficient of determination R2 indicates the degree of fitting is high. They can be used to determine the design length of parking space of bus stop.
分别进行非线性和线性回归分析，得到两组计算公式，且统计检验结果表明拟合很好，可以用来计算设计站长。 - The largest coefficient of variance of determination was ± 1.6%.
变量系数最大为±1.6%。 - This paper chooses automobile existing quantity, passengers and cargo freight volume, the channel volume of traffic statistical data and GDP of communication zone as the index of the coefficient of elasticity, to determination elasticity coefficient through return forecast.
文章选取交通区汽车保有量、客货运输量、通道交通量统计资料与国内生产总值作为弹性系数指标，进行回归确定弹性系数。 - The stress relaxation curves were fitted using the second order exponential decay function and it showed that the coefficient of determination was large.
用二阶指数衰减函数对应力松弛曲线进行了拟合，结果表明决定系数很高。 - Coefficient of determination of average CR and the first harmonic CR in baseline and hyperemia conditions were greater than 0.97 ( P < 0.001).
基础状态和充血状态的平均冠脉阻抗和一次谐波冠脉阻抗的决定系数（r2）均大于0.97（P<0.001）。 - The research on the sampling properties of the coefficient of determination
样本判决系数的样本特性研究 - Using the coefficient of determination and the relative standard deviation as standard, this method can figure out a more effective forecasting model with MATLAB Statistics Toolbox.
该方法巧妙运用MATLAB统计学工具箱中的现有函数，并借助可决系数和预测相对标准偏差两个定量判别指标来选择预测模型，从而能更有效地对电力负荷进行中期预测。 - The high coefficient of determination ( 0.9968 and 0.9996) and high recovery ( 90.9 and 92.7%) for the colorimetry and HPLC indicated that both methods could be used to quantify the solanine content.
两直线的高相关系数表明，两种方法都可以用来测定龙葵素的含浙江人学硕卜学位论文量。其回收率都比较高，分别为92.7%、90.9%，且变异系数分别为0.1%、0.2%。 - The recoveries for Vitamin A was 98.21% and the coefficient of variation for determination of goose fat liver and goose liver catsup were 0.44% and 1.14%.
实验测定回收率为98.21%，鹅肥肝和鹅肝酱测定的变异系数分别为0.44%和1.14%。 - By applying the stepwise regression, taster score were represented as a~/ b~ value in liquor color of green tea, the correlation was positive and significant, the coefficient of determination was more than 80%.
应用逐步回归对色差的衍生指标色相（a/b）进行绿茶汤色感官评分表征，相关性均达极显著，其决定系数均可达80%以上。 - The results showed that both the equation of Logistic and Gompertz can fit the growth curves of female Xiangxi cattle ( P < 0.0001). Coefficient of determination ( R_2) was 0.9940 and 0.9961 respectively.
结果表明，Logistic和Gompertz方程均能很好地拟合湘西黄牛母牛的生长过程（P<0.0001），拟合优度R2分别为0.9940和0.9961。 - Including: 1. Uses the coefficient of variation determination early warning system the police source target;
包括：1.采用变差系数确定预警系统的警源指标； - Then the moisture contents in wood were predicted by NIR spectroscopy. The coefficient of determination is 0.99; and SEC and SEP are 0.041 and 0.043 respectively.
用近红外光谱法预测木材中的水分含量，相关系数为0.99，校正标准偏差SEC和预测标准偏差SEP分别是0.041和0.043； - FMC clustering is used for gene expression data, a combination of kernel regression and projection pursuit regression introduced into the design of predictors, and coefficient of determination used as a criterion in selecting the target gene's parent sets.
采用FCM方法对基因表达的微阵列数据进行聚类分析，应用核回归和PP回归相结合的方法设计预报器，利用决定系数遴选父代基因集合。 - Mathematics learning strategies have a linear relationship with the scores. The regression analysis shows the standard regression coefficient is 0.698 and coefficient of determination is 0.487.
高中生数学学习策略与数学学业成绩具有显著的线性关系，数学学习策略与数学学业成绩的回归分析显示，标准回归系数为0.698，判定系数为0.487。 - According to national standard and self-assessment test platform, including the arc of the electrode, breaking arc length, slag rate, forming quality, spatter, the electrode melting coefficient of determination and deposition efficiency.
按国家标准和自制试验平台评定焊条的性能，包括焊条的再引弧性，断弧长度，脱渣率，成型质量与飞溅，并测定焊条的熔化系数，熔敷效率。 - When the number of training samples are more than before, the differences in the coefficient of determination did not affect the forecast results.
当训练样本数量较大时，决定系数的差异对预测结果的影响并不大。 - Generally speaking, the best of the predicted results in the large number of samples and the coefficient of determination.
通常来说，预测结果在样本数量多和决定系数大时效果最好。 - Measured using the standard solution of the infrared instrument for the standard oil coefficient of determination of calibration and standard curve correlation coefficient of 0.9999, fully consistent with laboratory quality control requirements.
使用标准溶液对红外测油仪的进行了标准系数的校正和标准曲线的测定，相关系数为0.9999，完全符合实验室的质量控制要求。