Collective Spatial Keyword Query on Time Dependent Road Networks.
Jingtao XueChunyu WuBin ZhaoYing HuPublished in: CBD (2022)
Keyphrases
- road network
- spatial networks
- travel time
- keyword queries
- fastest path
- spatial databases
- geographic information systems
- spatial queries
- keyword search
- shortest path
- moving objects
- keyword search in relational databases
- spatial data
- semi structured
- spatial objects
- k nearest neighbor
- keywords
- structured data
- traffic flow
- spatio temporal
- information access
- database schema
- knn
- graph structure
- multi dimensional
- complex queries
- video sequences
- graphical models
- trajectory data
- data structure
- traffic conditions
- metric space
- search engine
- information retrieval