EGF-tree: an energy-efficient index tree for facilitating multi-region query aggregation in the internet of things.
ZhangBing ZhouJine TangLiang-Jie ZhangKe NingQun WangPublished in: Pers. Ubiquitous Comput. (2014)
Keyphrases
- index tree
- pre computed
- space partitioning
- r tree
- database
- query processing
- indexing scheme
- tree structure
- response time
- relevance feedback
- range queries
- wireless sensor networks
- data structure
- similarity queries
- index structure
- data sets
- access methods
- indexing structure
- retrieval method
- indexing techniques
- data sources
- vector space
- query refinement
- multi dimensional
- similarity measure
- data mining