Keyphrases
- social networking
- data management
- social media
- social networks
- database systems
- personal information
- crowd sourcing
- databases
- social bookmarking
- user behavior
- online social networks
- database
- data collection
- query processing
- collective intelligence
- informal learning
- social networking sites
- data warehouse
- online communities
- content sharing
- mashup
- mobile communication
- online social networking
- social software
- micro blogging
- social networking services
- real world
- social activities
- emerging trends