相关系数:一个数值或函数,用于表示两组数据或两个随机变量之间的相关程度,其值等于它们的协方差除以它们标准差的乘积。
correlation coefficient //
a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
相关系数-引用次数:471
The correlation coefficient between gray gradient of the images and temperature is about 0.7.
图像灰度梯度与组织温度的相关系数约为0.7。
相关系数-引用次数:400
This showed that the growth correlation coefficient is mainly controlled by heredity, and early selection is effective.
遗传相关系数大于秩次、表型、环境相关系数,表明年龄间生长的相关主要受遗传控制,无性系早期选择是有效的。
参考来源杉木无性系早
相关归一化系数-引用次数:2
A fast and robust motion estimation method based on lifting wavelet transformation and beforehand establishment of data base of correlation coefficient and rotation angle.
提出了基于提升小波变换和离线预建立相关归一化系数与旋转角度对应关系数据库的快速鲁棒运动估计方法。
参考来源一种快速鲁棒运动估计方法
相关系数
相关性-引用次数:47
At the same time, we used complex networks to describe herd. We used average length of all the shortest path and clustering coefficient to find the optimal threshold correlation coefficient.
同时,本文还使用了复杂网络理论对羊群行为进行研究,用静态网络统计量寻找最优相关性阈值,并构造了一个羊群网络增长模型,计算了模型中结点的极限度分布。
拟合优度-引用次数:3
Three parts are the truss of mathematical model, influence degree of each imported parameter and correlation among imported parameters. Coefficient in the model is confirmed by using the statistical method, trying to obtain an excellent correlation coefficient nonlinear mathematics model.
研究中用曲线拟合对数学模型的构架进行了分析,对每一个输入参数的影响程度进行了分析,对输入参数间的交互作用进行了对照分析,建立了数学模型,用统计方法确定模型中的影响因子系数,力求得到拟合优度高的非线性数学模型。
相关系数
相关性-引用次数:9
The final result of the Pearson correlation coefficient between the Chinese and the English writing turned out to be 0.43 at the 5%significant level,indicating some relationship between the Chinese writing and the English writing.
汉语写作水平与英语写作水平之间的Pearson相关系数在5%显著水平上最终为0.43,该结果表明该两种语言写作水平之间具有一定的相关性。
关联系数-引用次数:1
对比系数
相关系數
相干系数
相関系数
相关系数
相关系数
... Continuous random variable 连续随机变量 Correlation coefficient 相关系数,表征定量数据间的线性相关程度 Correlation is not causation 相关关系不意味着因果关系 ...
... heat transfer coefficient[化]传热系数 correlation coefficient相关系数;关联系数 diffusion coefficient扩散系数;扩散率 ...
[数][物]相关系数;关联系数
One step self-correlation coefficient has little influence on predicting accuracy.
一步相关系数对预测精度的影响不大。
The self - correlation coefficient and cross-correlation coefficient are also calculated.
计算出自相关系数和互相关系数;
Dependence measures, including linear correlation coefficient and concordance measure, are traditional methods.
相关性度量,包括线性相关系数和和谐性相关性度量是传统方法。
It is defined as rho= That's the correlation coefficient.
定义为,rho等于xy的协方差比xy各自的标准差的乘积,这就是相关系数
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According to the Ibbotson SBBI 2011 Yearbook, long-term Treasuries have a correlation coefficient of 0.11 to large-cap stocks.
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Experimenters found a correlation coefficient of 0.46, after accounting for age differences.
Once you know the average return, the standard deviation of each index and the correlation coefficient between each pair of indexes, the rest is math.