Shape-Based Similarity Query for Trajectory of Mobile Objects.
Yutaka YanagisawaJun-ichi AkahaniTetsuji SatohPublished in: Mobile Data Management (2003)
Keyphrases
- mobile objects
- similarity queries
- range queries
- spatial queries
- query processing
- similarity measure
- access methods
- data structure
- user defined
- similarity search
- relevance feedback
- response time
- database
- metric space
- database queries
- efficient processing
- continuous queries
- mobile environments
- multi dimensional
- data retrieval
- k nearest neighbor
- distance function
- relational databases
- keywords
- result set
- r tree
- similarity measurement
- content based retrieval
- keyword search
- spatial databases
- databases