CkNN Query Processing over Moving Objects with Uncertain Speeds in Road Networks.
Guohui LiYanhong LiLihChyun ShuPing FanPublished in: APWeb (2011)
Keyphrases
- road network
- moving objects
- query processing
- spatio temporal queries
- spatial queries
- uncertain trajectories
- k nearest neighbor
- travel time
- shortest path
- spatio temporal
- location based services
- route planning
- transportation networks
- similarity search
- background subtraction
- road segments
- traffic data
- query optimization
- image sequences
- trajectory data
- efficient processing
- spatial databases
- video sequences
- data management
- xml data
- database systems
- motion segmentation
- cost model
- r tree
- map matching
- spatial networks
- range queries
- continuous queries
- detection algorithm
- query types
- spatio temporal databases
- spatial objects
- space time
- neural network
- nearest neighbor
- knn
- geographic information systems