TABLE 3.

Performance evaluation of fiducial points.

Algorithm	N	TFP	TP	FP	FN	S%	PP%	Err%	Acc%
Case I	140	1960	1946	12	2	99.90	99.39	0.71	99.29
Case II	54	756	742	6	8	98.93	99.20	1.85	98.15
Case III	25	350	350	0	0	100	100	0	100