Keyphrases
- wifi
- indoor localization
- location estimation
- mobile devices
- wireless networks
- signal strength
- end to end
- smart phones
- wireless communication
- indoor environments
- smart home
- multipath
- ad hoc networks
- urban environments
- network architecture
- fall detection
- mobile applications
- location information
- received signal strength
- real time
- distributed databases
- mobile networks
- activity recognition
- mobile phone
- low cost
- social networks