用matlab检测直线，圆。椭圆的程序，对直线程序进行了改进，采用随机霍夫变换 ＆由粗到细的检测方式检测，效果好-detection using Matlab straight round. Elliptic procedures, the procedures for linear improvement, randomized Hough Transform & by coarse-to-fine detection methods for detection, effectiv

该文章说明了有关霍夫变换对直线、圆、椭圆进行检测的基本原理和主要源码

用两步法霍夫变换检测圆的论文，提高了运算效率，可以用于椭圆检测。-Change Detection by two-step round paper Fahuo Fu, improve the efficiency, can be used for ellipse detection.

circle detection using hough transform 作者：D J Kcrbywn and T J Atherton， University of Warwick, U.K.霍夫检测圆的IEEE,1995的文章，对指导霍夫变换圆检测的原理有一定的指导。-circle detection using hough transform Author: DJ Kcrbywn and TJ Atherton, University of Warwick, UK Hough