Table 4

ResearchClassesSensorsTime (h)Accuracy

Cenceme [10]Still, walk, runAccelerometer478%
LifeMap [17]Still, walk, motorAccelerometer, magnetometer, Wifi, and GPS2891%
Borriello [3]Still, walk, stairs up and down, riding elevator and brushingGSM, Wifi784%
InContextoStill, walk and runAccelerometer297%