Segmentation of White Blood Cell from Acute Lymphoblastic Leukemia Images Using Dual-Threshold Method

Figure 5

Image background extraction through gray image based single-threshold method. (a) Original gray image and its histogram. (b) Contrast-stretched image and its histogram. (c) Original color image and resultant binary image after background extraction (the extracted background is shown in black in (c)).

(a)

(b)

(c)