能够实现对圆周候选点进行最小二乘拟合，得到拟合圆的圆心坐标及其半径-circumference can be achieved right candidate points least squares fitting, be fitting circle's center coordinates and radius

最小二乘椭圆拟合 for java Least Ellipse Fitting,Least squares ellipse fitting for javaLeast Ellipse Fitting

光斑的中心提取：重心法和圆拟合。先用多次迭代求阈值并且对图像二值化，再用重心法和圆拟合提取光斑中心。-light spot method：median point ，circle fitting

拟合圆，具体的参考文献为“ G. Taubin, "Estimation Of Planar Curves, Surfaces And Nonplanar Space Curves Defined By Implicit Equations, With Applications To Edge And Range Image Segmentation",IEEE Trans. PAMI, Vol. 13, pages 1115-1138, (1991)”-Fitting circle, the

根据离散数据点拟合圆，得到圆心坐标和拟合半径(Fitting the circle according to the discrete data points, the coordinates of the center of the circle and the fitting radius are obtained.)