Keyphrases
- spatial index
- road network
- spatial databases
- spatial queries
- r tree
- spatial data
- index structure
- shortest path
- spatial objects
- geographic information systems
- travel time
- location based services
- road segments
- multi dimensional
- spatial networks
- moving objects
- traffic conditions
- spatial relationships
- query processing
- neural network
- efficient processing
- data structure
- tree structure
- feature selection
- knn
- k nearest neighbor
- nearest neighbor