Table 5.

Precision (%) and recall (%) of the proposed algorithm, in the different environments of CAD-60, with P = 11 and K = 25.

Location	Activity	“New-person”
		Precision	Recall
Bathroom	Brushing teeth	88.9	100
	Rinsing mouth	92.3	100
	Wearing contact lens	100	79.2
	Average	93.7	93.1
Bedroom	Talking on phone	91.7	91.7
	Drinking water	91.3	87.5
	Opening pill container	96.0	100
	Average	93.0	93.1
Kitchen	Cooking-chopping	85.7	100
	Cooking-stirring	100	79.1
	Drinking water	96.0	100
	Opening pill container	100	100
	Average	95.4	94.8
Living room	Talking on phone	87.5	87.5
	Drinking water	87.5	87.5
	Talking on couch	88.9	100
	Relaxing on couch	100	87.5
	Average	91.0	90.6
Office	Talking on phone	100	87.5
	Writing on whiteboard	100	95.8
	Drinking water	85.7	100
	Working on computer	100	100
	Average	96.4	95.8
	Global average	93.9	93.5