Comparative Study on Automated Cell Nuclei Segmentation Methods for Cytology Pleural Effusion Images

Figure 6

The sample visual results of before and after postprocessing stage: (a) candidate nuclei extracted using OTSU thresholding, (b) after removing spurious objects using morphological filtering, and (c) after refining the contours of the nuclei using morphological opening and closing.

(a)

(b)

(c)