Edge detection and extraction of the target, a very useful source code, I hope everyone.

Automatic Mode\binary_threshold.m
..............\canysobel.m
..............\closeim.m
..............\dilate.m
..............\Directory_Extract_from_background.m
..............\erode.m
..............\EXAMPLE IMAGES\IMG_2860.JPG
..............\..............\IMG_2917.JPG
..............\..............\IMG_3262.JPG
..............\..............\IMG_3267.JPG
..............\..............\IMG_3294.JPG
..............\..............\IMG_3506.JPG
..............\..............\IMG_3904.JPG
..............\..............\IMG_4268.JPG
..............\..............\IMG_5510.JPG
..............\..............\Results\IMG_2860_BORDERS.tif
..............\..............\.......\IMG_2860_MARKED.tif
..............\..............\.......\IMG_2860_SYSTEM.tif
..............\..............\.......\IMG_2860_TEMPLATE.tif
..............\..............\.......\IMG_2917_BORDERS.tif
..............\..............\.......\IMG_2917_MARKED.tif
..............\..............\.......\IMG_2917_SYSTEM.tif
..............\..............\.......\IMG_2917_TEMPLATE.tif
..............\..............\.......\IMG_3262_BORDERS.tif
..............\..............\.......\IMG_3262_MARKED.tif
..............\..............\.......\IMG_3262_SYSTEM.tif
..............\..............\.......\IMG_3262_TEMPLATE.tif
..............\..............\.......\IMG_3267_BORDERS.tif
..............\..............\.......\IMG_3267_MARKED.tif
..............\..............\.......\IMG_3267_SYSTEM.tif
..............\..............\.......\IMG_3267_TEMPLATE.tif
..............\..............\.......\IMG_3294_BORDERS.tif
..............\..............\.......\IMG_3294_MARKED.tif
..............\..............\.......\IMG_3294_SYSTEM.tif
..............\..............\.......\IMG_3294_TEMPLATE.tif
..............\..............\.......\IMG_3506_BORDERS.tif
..............\..............\.......\IMG_3506_MARKED.tif
..............\..............\.......\IMG_3506_SYSTEM.tif
..............\..............\.......\IMG_3506_TEMPLATE.tif
..............\..............\.......\IMG_3904_BORDERS.tif
..............\..............\.......\IMG_3904_MARKED.tif
..............\..............\.......\IMG_3904_SYSTEM.tif
..............\..............\.......\IMG_3904_TEMPLATE.tif
..............\..............\.......\IMG_4268_BORDERS.tif
..............\..............\.......\IMG_4268_MARKED.tif
..............\..............\.......\IMG_4268_SYSTEM.tif
..............\..............\.......\IMG_4268_TEMPLATE.tif
..............\..............\.......\IMG_5510_BORDERS.tif
..............\..............\.......\IMG_5510_MARKED.tif
..............\..............\.......\IMG_5510_SYSTEM.tif
..............\..............\.......\IMG_5510_TEMPLATE.tif
..............\Exctract_object_from_background.m
..............\Exctract_object_from_background_NO_SCANNING.m
..............\find2.m
..............\find_binary_contour_leftright_edges.m
..............\Find_Vessel_Contour.m
..............\GaussianBlur.m
..............\Getimregions.m
..............\gradient_direction_sobel.m
..............\gradient_size.m
..............\labelim.m
..............\MAIN_find_object_in_image.m
..............\main_vessel_from_backround_exctraction.m
..............\openim.m
..............\ReadME (Instructions for using code).docx
..............\ReadME (Instructions for using code).pdf
..............\Remove_Parallel_Region.m
..............\set2.m
..............\substract_background.m
..............\symmetrized.m
Manual Mode\binary_threshold.m
...........\canysobel.m
...........\closeim.m
...........\dilate.m
...........\Directory_Extract_from_background.m
...........\erode.m
...........\EXAMPLE IMAGES\IMG_2860.JPG
...........\..............\IMG_2917.JPG
...........\..............\IMG_3262.JPG
...........\..............\IMG_3267.JPG
...........\..............\IMG_3294.JPG
...........\..............\IMG_3506.JPG
...........\..............\IMG_3904.JPG
...........\..............\IMG_4268.JPG
...........\..............\IMG_5510.JPG
...........\Exctract_object_from_background.m
...........\Exctract_object_from_background_NO_SCANNING.m
...........\find2.m
..........

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