Processing kNN Query with Pre-Computation in Time-Dependent Road Networks.
Jiajia LiChunhui LiuYing ZhaoXiaojing LiuLiang ZhaoXiufeng XiaPublished in: SmartWorld/UIC/ScalCom/DigitalTwin/PriComp/Meta (2022)
Keyphrases
- fastest path
- spatial networks
- k nearest neighbor
- knn
- road network
- spatial queries
- travel time
- nearest neighbor
- range queries
- metric space
- moving objects
- distance function
- query point
- shortest path
- k nearest neighbour
- efficient processing
- path queries
- similarity search
- neural network
- knn classification
- text classification
- trajectory data
- refinement step
- knn algorithm
- k nearest
- mobile objects
- video sequences
- support vector machine
- similarity measure
- edge weights
- traffic flow
- query processing
- feature selection