Secure fine-grained spatio-temporal Top-k queries in TMWSNs.
Xingpo MaJunbin LiangJianxin WangSheng WenTian WangYin LiWenpeng MaChuanda QiPublished in: Future Gener. Comput. Syst. (2018)
Keyphrases
- fine grained
- spatio temporal
- query processing
- coarse grained
- data lineage
- access control
- user intent
- result set
- query language
- skyline queries
- query evaluation
- aggregation queries
- web search engines
- query logs
- user queries
- tightly coupled
- database
- improving web search
- approximate answers
- range queries
- retrieval systems
- image sequences
- data sources
- xml access control
- search engine
- scientific data
- relational database systems
- keywords
- database systems