Keyphrases
- social networking
- social networks
- social media
- personal information
- data collection
- user behavior
- mobile communication
- social software
- online social networks
- crowd sourcing
- social activities
- social bookmarking
- social networking sites
- social networking websites
- mashup
- informal learning
- expert systems
- data mining
- collective intelligence
- online communities
- social networking services
- social communities
- online social networking