File list (Check if you may need any files):
ght_for_circle_matlab\CircularHough_Grd.m
.....................\DrawCircle.m
.....................\drop.m
.....................\droplet.jpg
.....................\ght_for_circle.ppt
.....................\test0.m
.....................\....1\1.jpg
.....................\.....\2.jpg
.....................\.....\3.jpg
.....................\.....\TestImg_CHT_a2.bmp
.....................\test1.m
.....................\....2\1.jpg
.....................\.....\2.jpg
.....................\.....\3.jpg
.....................\.....\TestImg_CHT_a3.bmp
.....................\test2.m
.....................\....3\1.jpg
.....................\.....\2.jpg
.....................\.....\TestImg_CHT_b3.bmp
.....................\test3.m
.....................\....4\1.jpg
.....................\.....\2.jpg
.....................\.....\TestImg_CHT_c3.bmp
.....................\test4.m
.....................\TestImg_CHT_a2.bmp
.....................\TestImg_CHT_a3.bmp
.....................\TestImg_CHT_b3.bmp
.....................\TestImg_CHT_c3.bmp
.....................\test1
.....................\test2
.....................\test3
.....................\test4
ght_for_circle_matlab