The adaptive hough transform（21HT） 作者：J.Kittler,自适应霍夫变换方法的作者，IEEE的原文，从图书馆找的。-The adaptive hough transform (21HT) Author: J. Kittler, Adaptive Hough Transform, author of Ways, IEEE original text, from the library looking

用两种方法实现了圆检测，一种是传统的21HT；另一种是改进的方法，通过加入链表降低时间复杂度-This project realize the detection of circle_like shapes .It contains two methods:one is the classical 21HT,another is the improved algorithm which use the dynamic list arra