Organic Boundary Location Based on Color-Texture of Visual Perception in Wireless Capsule Endoscopy Video

Table 3

The results of the different location methods.

Cases	Clinicians’ annotation	Zhou R.’s method [11]		Zhou S.’s method [12]		The proposed method
	Position	Position	Time (min)	Position	Time (min)	Position	Time (min)
Duan	4849	5061	≈141	4861	3.89	4852	2.43
Liu	5440	4082		3921	2.88	5420	2.81
Feng	1634	4790		1271	3.41	1660	1.31
Wang	2042	1202		1991	1.77	2044	1.6
AMTA	710	578		501	2.86	708	0.56
AMM	1380	1192		1331	2.87	1380	0.37
RG	4019	1355		3531	2.33	4032	0.58
NNY	1704	4239		1511	3.23	1708	1.44
Mean	—	1385	141	360	2.91	9	1.39
Median	—	1099	141	201	2.78	4	1.26

Mean is the average error of locating the pylorus and median is the median of errors in the testing cases. Time represents time needed for locating the pylorus.