On Social-Temporal Group Query with Acquaintance Constraint
De-Nian YangYi-Ling ChenWang-Chien LeeMing-Syan ChenPublished in: CoRR (2011)
Keyphrases
- group dynamics
- temporal queries
- database
- query evaluation
- complex queries
- temporal information
- spatio temporal
- query processing
- social media
- keywords
- query expansion
- user queries
- social interaction
- temporal data
- query formulation
- vector space
- data sources
- data structure
- questions asked
- result set
- spatial and temporal
- cost model
- search queries
- information retrieval systems
- social networks
- social networking
- cscl environments
- social groups
- data streams