Table 3.

A confusion matrix between eight different activities by feature set F₄.

	Walking	Tidying	Watching TV	Reading	Taking drinks	Using PC	Lying	Sweeping
Walking	53.37	2.57	1.68	3.04	1.80	2.55	1.34	33.65
Tidying	1.09	98.21	0	0	0	0.10	0	0.59
Watching TV	0.85	0	97.69	0	0	0	1.27	0.19
Reading	0.22	0	0	99.78	0	0	0	0
Taking drinks	5.22	0	0	0	94.78	0	0	0
Using PC	0.87	2.01	0	0	0	85.14	0	11.98
Lying	1.11	0	68.39	0	0	0	30.05	0
Sweeping	12.11	0.92	0.24	0	0.31	0.55	0	85.87