Table 1.

Number of training samples for each subject

Subject	CT	ER	FB	JMB	JMM	MC	MKN	SH	TE	ZK
No. of switches from house to face	42	39	47	48	74	65	80	55	57	72
No. of switches from face to house	39	36	46	44	68	61	76	56	53	66