An Efficient Trajectory Index Structure for Moving Objects in Location-Based Services.
Jae-Woo ChangJung-Ho UmWang-Chien LeePublished in: OTM Workshops (2005)
Keyphrases
- location based services
- index structure
- trajectories of moving objects
- moving object databases
- road network
- moving objects
- nearest neighbor queries
- r tree
- multi dimensional
- mobile devices
- location aware
- spatial data
- reverse k nearest neighbor
- trajectory data
- location information
- query processing
- range queries
- nearest neighbor
- data structure
- mobile users
- spatio temporal
- main memory
- mobile applications
- data distribution
- database systems
- indexing structure
- indexing techniques
- b tree
- database management systems
- location privacy
- image sequences
- uncertain data
- video sequences
- mobile environments
- neural network
- reverse nearest neighbor
- machine learning
- data mining
- management system
- nearest neighbor search
- training set
- mobile phone
- data analysis
- decision trees
- spatial queries
- similarity search
- shortest path
- k nearest neighbor
- database