A new procedure based on non-iterative fitting is proposed in this paper, which is capable of resolving close-lying doublets.
提出一种新的寻峰方法——线性拟合寻峰方法,其特点是具有较高的重峰分辨能力。
To solve the problem of ellipse - object - shape parameters detection in noise image, a new detection algorithm using nonlinear data fitting model and cross-reference iterative method is proposed.
为提高噪声环境下椭圆类物体形状检测算法的稳定性与准确性,本文提出非线性数据拟合模型结合交叉参考迭代的新思路。
Substantially, this method is a smoothing process resulted from the mathematical skills of weighted least square fitting, combining with the iterative method for correct indexing.
其方法实质上是加权最小二乘拟合与叠代修正指标化的技巧相结合的平滑过程。
Meanwhile, considering that Newton iterative method is sensitive to the initial value of parameters, the paper studied generated methods for initial values on basis of data interpolation and fitting.
针对牛顿迭代法收敛精度和速度受初值影响的问题,基于数据插值和拟合方法,研究了迭代初值生成技术。
The algorithms can be classified into two categories: a closed form solution and an iterative least squares fitting.
目前算法可以分成两类:即闭形解和最小二乘迭代拟合。
The precision of Newton iterative method is the better, but its calculating quantity is large and complex, moreover it can't get coordinate of center of the best fitting reference circle.
牛顿迭代法的精度较高,但计算量大也最复杂,且不能直接得到最接近参考圆的圆心位置坐标;
The precision of Newton iterative method is the better, but its calculating quantity is large and complex, moreover it can't get coordinate of center of the best fitting reference circle.
牛顿迭代法的精度较高,但计算量大也最复杂,且不能直接得到最接近参考圆的圆心位置坐标;
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