1) fitting straight line
拟合直线
1.
In the light of the question of the relation between the sensor s linearity and fitting straight line, this paper builds mathematical model.
针对传感器的线性度与拟合直线的关系问题 ,建立数学模型 。
2) linear fitting
直线拟合
1.
The slope standard error and correlation coefficient of zero-crossing linear fitting;
过原点直线拟合的斜率标准差与相关系数
2.
Analysis for linear fitting results in the experiment of relative pressure coefficient
相对压力系数实验直线拟合的结果分析
3.
Using linear fitting technique,a non-contact realtime measurement system based on reticle is established and subpixel detecting method is abandoned in this paper.
在金属材料单向拉伸试验中,利用直线拟合技术,摒弃了亚像素检测方法,建立了基于刻线的非接触实时应变检测系统,实现了金属材料在加载过程中长度方向相对应变的实时测量。
3) straight line fitting
直线拟合
1.
The edge detection method with straight line fitting in digital image processing has been introduced in detail in this paper, and it has been applied into the development of high precision one-dimension photoelectric autocollimator.
对数字图像处理中直线拟合边缘检测法进行了详细介绍,并将其应用于高精度一维光电自准直仪的研制。
2.
By contrasting some conventional Gamma correction methods and comparing the merits and demerits of Gamma correction for both analog and digital circuits,a new correction method by combining lookup table and straight line fitting is put forward here.
视频图像格式转换技术是当今信息领域的研究热点之一,针对发光显示设备普遍存在的由于gamma特性(非线性)造成的图像失真进行了分析,对比几种常用的gamma校正方法,分析了模拟电路和数字电路进行gamma校正的优缺点,提出了查找表和直线拟合相结合的校正方法。
4) line fitting
直线拟合
1.
The Sobel operator is used to extract the iris edge,and then an algorithm,which combines scan line searching with line fitting,is applied to determine the iris center and its size roughly,finally,an improved Daugman operator is used to locate the iris edge pre.
依据虹膜图像特点,提出了一种基于边缘检测的虹膜定位算法:首先利用Sobel算子提取虹膜图像的边缘;然后在边缘图中利用扫描线和直线拟合法粗定虹膜中心及半径;最后在原图边缘附近利用改进的Daugman算子进行虹膜精确定位。
5) Straight-line fitting
直线拟合
1.
Algorithm of Document Skew Detection Based on Straight-line Fitting;
基于直线拟合的文本倾斜检测算法
2.
The vectorizing uses straight-line fitting m ethod.
研究了扫描图象的预处理和矢量化方法:预处理包括图纸扫描输入、图象二值化、图象平滑与去噪、线条细化和曲线跟踪;矢量化采用直线拟合方法。
3.
Finally, by adopting straight-line fitting technique, the location of ROI of knuckleprint in original image is accurately located.
该方法利用纹理相似性原理,在高频子图采用基于特征向量和区域生长法产生指横纹的候选子区域集合,然后利用低频子图Radon投影得到的指横纹的区域特征对候选子区域进行验证,最后结合直线拟合手指轮廓得到指横纹在原图的有效位置,最终实现指横纹ROI的精准定位。
补充资料：直线拟合
分子式：
CAS号：
性质：又称直线拟合(1inear fitting)。分一元线性回归与多元线性回归。前者研究一个因变量和自变量的线性关系，后者研究因变量和多个自变量的线性关系。
CAS号：
性质：又称直线拟合(1inear fitting)。分一元线性回归与多元线性回归。前者研究一个因变量和自变量的线性关系，后者研究因变量和多个自变量的线性关系。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条