QRB-tree Indexing: Optimized Spatial Index Expanding upon the QR-tree Index.
Jieqing YuYi WeiQi ChuLixin WuPublished in: ISPRS Int. J. Geo Inf. (2021)
Keyphrases
- spatial index
- r tree
- index structure
- spatial index structures
- spatial data
- spatial databases
- spatial query processing
- storage utilization
- indexing structure
- multi dimensional
- tree structure
- spatial objects
- access methods
- b tree
- spatial queries
- query processing
- range queries
- database management systems
- indexing techniques
- data structure
- neural network
- database
- data distribution
- quad trees
- main memory
- geographic information systems
- principal component analysis
- nearest neighbor
- relational databases
- training data
- database systems