Keyphrases
- nearest neighbor queries
- similarity search
- metric space
- index structure
- road network
- r tree
- location based services
- data objects
- efficient processing
- range queries
- multimedia databases
- high dimensional spaces
- nearest neighbor
- shortest path
- nearest neighbor search
- query processing
- spatial queries
- multi dimensional
- access methods
- indexing structure
- b tree
- spatial objects
- cost model
- feature extraction
- distance function
- feature vectors
- image retrieval
- high dimensional