curvilinear correlation

1. The results indicated that sugar content of the orange has a positive curvilinear correlation with the effective phosphate and potassium applied.
   经研究表明，柑桔含糖量和土壤有效磷、含量呈曲线正相关。
2. The relationship between the population growth rate and the food concentration was curvilinear correlation.
   其中，轮虫种群增长率与食物浓度间呈曲线相关；
3. Nitrate reductase activities of Chinese cabbage, spinach, lettuce were greatly affected by nitrogen fertilizer applied level, while there was curvilinear correlation between the nitrate reductase activity and nitrite content.
   3小白菜、菠菜和生菜的硝酸还原酶活性受施氮水平影响较大，但硝酸还原酶活性与硝酸盐含量之间相关程度不显著。
4. The curvilinear correlation coefficient R or correlation index R~ 2 is used as statistics.
   它用曲线相关系数R或相关指数R~2作指标。
5. Moreover, the fitting degree of curvilinear regression equation is tested by correlation index, in stead of correlation coefficient which has been unsuitably used for testing in similar works.
   此外，用相关指数来检验曲线回归方程的拟合程度，而不采用在类似的研究中用相关系数来检验曲线回归这一不合适的方法。
6. Then, analyse the composite error of the system classification and build the method, which can evaluate image collection effect of the hardware system on the basis of calculating curvilinear correlation.
   接着，对系统新旧识别的总体误差作了分析，并在求相关性的基础上建立了衡量硬件系统图像采集效果的方法。
7. Complex patterns of intersection of linear with power function curvilinear data point arrays are observed on the ratio-ratio correlation plots of trace elements in the Aral granite, Altay Mountains, northern Xinjiang.
   新疆阿拉尔花岗岩的微量元素比值相关图显示了线性样点列与幂函数曲线形式的样点列相交的复杂图型。

noun

1. any correlation in which the rates of change of the variables is not constant

   Synonym:    nonlinear correlationskew correlation