Simultaneous Segmentation of Leukocyte and Erythrocyte in Microscopic Images Using a Marker-Controlled Watershed Algorithm

Figure 4

Flowchart of cell binarisation: (a) grey histogram of -channel in cell image, (b) edge gradient image of cells, (c) image of cell contour through a gradient threshold, (d) -channel cell image modified by cell contour, and (e) binary image of cell.

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