Title :
LifeMap: A Smartphone-Based Context Provider for Location-Based Services
Author :
Chon, Yohan ; Cha, Hojung
Author_Institution :
Yonsei Univ., Seoul, South Korea
Abstract :
LifeMap, a smartphone-based context provider operating in real time, fuses accelerometer, digital compass, Wi-Fi, and GPS to track and automatically identify points of interest with room-level accuracy.
Keywords :
Global Positioning System; cartography; mobile computing; mobile radio; wireless LAN; GPS; LifeMap; Wi-Fi; digital compass; location-based services; smartphone-based context provider; Acceleration; Accuracy; Context awareness; Global Positioning System; Sensors; Smart phones; context-aware system; life logging; location-based service; pervasive computing; ubiquitous computing;
Journal_Title :
Pervasive Computing, IEEE
DOI :
10.1109/MPRV.2011.13
