A method of field calibration technique for wheelset profile non-contact measurement was proposed by using second-order polynomial warping technique.
本文利用二元二次多项式变形技术，提出了一种轮对外形尺寸非接触测量的现场标定方法。
In this case, a method based on two -dimension second - order polynomial is proposed to fit and remove the brightness value of background.
针对这种情况，提出了基于二维二阶多项式拟合并去除不均匀背景的方法。
Then, it used second order polynomial to fit the Central Line of text line, and constructed the object function of lens distortion.
然后利用二次多项式模型拟合文本行的中心线，并建立径向失真校正的目标函数。
Then, it used second order polynomial to fit the Central Line of text line, and constructed the object function of lens distortion.
然后利用二次多项式模型拟合文本行的中心线，并建立径向失真校正的目标函数。
应用推荐