needed algorithms for d d object recognition hi i have a friend who is working on d and d object recognition he is looking for references describing algorithms on the following subject areas thresholding edge segmentation marr hildreth sobel operator chain codes thinning skeletonising if anybody is willing to post an algorithm that they have implemented which demonstrates any of the above topics it would be much appreciated please post all replies to my e mail address if requested i will post a summary to the newsgroup in a couple of weeks thanks in advance for all replies james eb city ac uk
