Table 3.

The Results of the Proposed Methods and Previous Methods

	Sensitivity	Specificity
Huynen et al.2	80	88
de la Rossette et al.3	90	64
Llobet et al.6	57.2	61.0
The proposed method 1	96	90
	92	90.5
The proposed method 2	96	91.9
	92	95.9