上海大孝 SHIANCH AI JLAO IONG LNTVERSTY 9.1 Preliminaries Sets in mathematical morphology represent objects in an image binary image(0=white, 1= black): the element of the set is the coordinates(x, y of pixel belong to the object Z2 gray-scaled image: the element of the set is the coordinates(x, y) of pixel belong to the object and the gray levels→Z39.1 Preliminaries • Sets in mathematical morphology represent objects in an image: ▪ binary image (0 = white, 1 = black): the element of the set is the coordinates (x, y) of pixel belong to the object Z2 ▪ gray-scaled image: the element of the set is the coordinates (x, y) of pixel belong to the object and the gray levels Z3