Indexing moving objects for directions and velocities queries.
Sultan AlamriDavid TaniarMaytham SafarPublished in: Inf. Syst. Frontiers (2013)
Keyphrases
- moving objects
- moving object databases
- spatio temporal
- database
- spatial networks
- image sequences
- spatio temporal queries
- objects moving
- inverted index
- spatio temporal databases
- query processing
- indexing methods
- background subtraction
- motion segmentation
- query language
- indexing structure
- inverted file
- detection algorithm
- access methods
- optical flow
- efficient query processing
- road network
- video surveillance
- video sequences
- indexing techniques
- similarity queries
- information retrieval
- data retrieval
- efficient processing
- text retrieval
- database queries
- computer vision
- response time
- index selection
- similarity search
- retrieval strategies
- camera motion
- range queries
- user queries
- indexing method
- database systems
- query evaluation
- web search engines
- information retrieval systems
- r tree
- retrieval process
- multimedia databases
- backend database