Stacked

Image Size

(M ´ N)

Threshold

Value

Structuring

Element Size

(Calculated)

Structuring

Element Size

(Experimental)

Probability of

Black Pixels

P (B)

Figure 1(b)

228 × 228

112

5.57

7

0.56

Figure 1(d)

228 × 228

112

5.55

7

0.56

Figure 2(b)

392 × 419

64

13.6

9

0.9

Figure 3(b)

272 × 272

107

5.67

7

0.57

Figure 3(d)

272 × 272

107

5.72

7

0.58

Figure 4(b)

240 × 120

112

6.11

7

0.63

Figure 4(d)

240 × 120

96

8.87

9

0.8

Figure 5(b)

270 × 270

64

5.42

7

0.54

Figure 5(e)

270 × 270

64

5.36

7

0.53

Figure 6(b)

360 × 255

80

4.98

5

0.48

Figure 7(b)

221 × 221

143

3.98

5

0.33

Figure 7(c)

221 × 221

46

4.28

5

0.38

Figure 8(b)

540 × 360

86

9.42

9

0.81