By experiment it was found that the production of oxygen of Elodea nuttallii's telome through photosynthesis had curved correlation with the temperature and illumination, while negative linear correlation with pH.
本文研究了温度、pH值、光照三种环境因子对伊乐藻光合作用的影响，实验得出伊乐藻顶枝光合作用的产氧量与温度、光照呈曲线相关，与pH值呈线性负相关。
Taking this as a base and combining correlation analysis method of digital image frequency domain, photodynamics experimental study is made for displacement field of tri-point curved beam interface of CFRP strengthening concrete, and the relation curve, between shear stress and slippage, of plastering head end of carbon fibre sheet material.
以此为基础，结合数字图像频域分析法对CFRP加固混凝土三点弯梁界面位移场进行光力学试验研究，得到了碳纤维片材粘贴端部界面剪应力与滑移量之间的关系曲线。
There are mainly four methods for locating acoustic emission sources on curved surface and three dimension structures including time arriving, zone, correlation and pattern recognition.
曲面和三维结构的声发射源定位方法主要有时差定位法、区域定位法、相关关系定位法和模式识别定位法。
By using the statistical properties of the correlation coefficient, a curve or curved surface approximation of correlation coefficient is calculated, and then the matching point is obtained through evaluating its derivative function.
利用相关系数在真实匹配点附近的统计特性，通过对相关系数进行曲线（一维）或曲面（二维）拟合，根据其一阶导数确定最大相关系数所在的位置，快速得到亚像素匹配点。
Investigation of Curved Surface Fitting Method in Sub-pixel Displacement Digital Speckle Correlation Measurement
亚像素数字散斑相关测量的曲面拟合法研究
Correlation measurement of turbulent Fluctions in curved channel using a two point LDV system
弯曲槽道中湍流脉动的双点激光多普勒相关测量
Through improving cross-correlation algorithm commonly used for analysis of flow field and curved surface fitting and error correction, the magnitude and direction of blood flow velocity with sub-pixel level is obtained. Vorticity distribution and stress rate distribution of blood flow field are further calculated.
对流场分析常用的互相关算法进行改进，辅以曲面拟合和误差修正，获得了亚像素级的全流场速度的大小和方向，并进一步计算出血流场的涡量分布和剪切率分布。
The monthly rainfall data of the stations around Taihu were objectively analysed by a method of curved surface fitting in this paper and the correlation with the Taihu water level was studied.
本文利用环太湖地区站点的月降水资料，用曲面拟合方法作客观分析，与太湖水位进行相关性研究。