Table 2.

Confusion matrix for 3D gesture recognition by leave-one-subject-out cross-validation.

Method	Swing Upwards	Swing Downwards	Swing Right	Swing Left	Circle	Anti-Circle
Swing upwards	87	1	3	2	4	3
Swing downwards	0	91	4	1	2	2
Swing right	6	5	86	3	0	0
Swing left	4	7	8	80	0	1
Circle	1	5	0	0	94	0
Anti-circle	1	10	1	0	0	88

R: Recognized, M: Made hand gestures.