code
....\Matching（匹配）
....\................\gethammingdistance.asv
....\................\gethammingdistance.m
....\................\shiftbits.m
....\Normal_encoding（编码）
....\.......................\encode.asv
....\.......................\encode.m
....\.......................\gaborconvolve.asv
....\.......................\gaborconvolve.m
....\.......................\normaliseiris.m
....\Segmentation（分割）
....\....................\addcircle.m
....\....................\adjgamma.m
....\....................\canny.m
....\....................\circlecoords.m
....\....................\findcircle.m
....\....................\findline.m
....\....................\houghcircle.m
....\....................\hysthresh.m
....\....................\linecoords.m
....\....................\nonmaxsup.m
....\....................\segmentiris.m