A*-based Solutions for KNN Queries with Operating Time Constraints in Time-Dependent Road Networks.
Camila F. CostaMario A. NascimentoJosé Antônio Fernandes de MacêdoJavam C. MachadoPublished in: MDM (1) (2014)
Keyphrases
- spatial networks
- k nearest neighbor
- knn
- fastest path
- road network
- travel time
- spatial queries
- nearest neighbor
- range queries
- test instances
- query point
- similarity search
- metric space
- uncertain trajectories
- shortest path
- distance function
- knn algorithm
- k nearest neighbour
- moving objects
- text classification
- location based services
- knn classifier
- efficient processing
- support vector machine
- objects moving
- optimal solution
- path queries
- trajectory data
- spatial databases
- feature selection
- road segments
- traffic flow
- knn classification