1. A computer method of representing page information comprising at least one object, to perform separation of overlapped objects, comprising the steps of: (a) segmenting a page into at least one image information tile; (b) representing each tile as a grid array comprising at least one cell; (c) determining, for each grid array, contour segments for each object appearing on the grid array; and (d) indicating at least potential intersections of multiple contour segments within cells of each grid array.