An Efficient Feature Selection Method for Video-Based Activity Recognition Systems

Table 3

Accuracy of the designed approach with pointwise mutual information on depth database.

Activities	BD	JK	PJU	RUN	SMO	SKI	WAK	1HW	2HW	JU	CL	BOX	SS
BD	79	1	2	2	1	2	1	2	2	1	2	3	2
JK	2	82	1	2	1	2	2	1	2	2	2	1	0
PJU	1	4	75	1	3	1	2	2	4	2	1	2	2
RUN	1	2	2	76	2	2	1	4	2	1	2	3	2
SMO	2	1	2	2	80	1	2	2	1	2	2	2	1
SKI	1	2	1	4	2	78	1	2	3	2	1	2	1
WAK	0	2	2	1	2	2	84	1	2	1	2	1	0
1HW	1	1	2	2	1	0	2	85	1	2	1	2	0
2HW	1	2	1	0	2	1	1	2	87	0	1	1	1
JU	2	1	1	4	2	2	2	1	4	74	2	3	2
CL	1	2	2	2	1	2	2	4	1	2	77	2	2
BOX	2	2	1	2	2	2	1	2	2	1	6	75	2
SS	2	1	6	2	1	2	2	1	2	4	1	2	74
Average	78.9%