Table 5.

Experience Level Recognition Results Based on k-Nearest Neighbor (k = 5)

	Accuracy	Sensitivity	Specificity
Peg Transfer Task
Reach for peg (counts)	0.81	0.91	0.70
Place peg on pegboard (counts)	0.81	1.00	0.60
Reach for peg (duration)	0.81	0.81	0.80
Transfer peg between graspers (duration)	0.76	0.91	0.60
Place peg into pegboard (duration)	0.86	1.00	0.70
Peg is dropped (counts)	0.81	0.91	0.70
Knot Tying Task
Reach for needle	0.76	0.90	0.63
Orient needle	0.71	0.80	0.63