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EURASIP Journal on Image and Video Processing

Table 2 F-measures and computational time of the LWOF, snake, watershed and proposed methods.

From: Image Segmentation Method Using Thresholds Automatically Determined from Picture Contents

Methods

Performance

 

SNR = 18.87 dB

SNR = 12.77 dB

SNR = 9.14 dB

 

F-measures

Processing time (sec)

F-measures

Processing time (sec)

F-measures

Processing time (sec)

LWOF

0.95

7.20*

0.86

10.60*

0.80

15.30*

E-GVF Snake

0.93

1.21

0.81

1.32

0.75

1.51

Watershed

0.94

0.26**

0.86

0.29**

0.81

0.31**

Proposed

0.96

0.31

0.88

0.32

0.82

0.34

  1. Note: the symbol of "*" indicates the processing time including manual operational time. Additionally, the symbol of "**" denotes that the processing time is calculated under a specific threshold where the iterative process under different thresholds is not included.
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