DT-KST: Distributed Top-k Similarity Query on Big Trajectory Streams.
Zhigang ZhangYilin WangJiali MaoShaojie QiaoCheqing JinAoying ZhouPublished in: DASFAA (1) (2017)
Keyphrases
- query processing
- user defined
- result set
- finding similar
- query evaluation
- communication cost
- distributed systems
- similarity computation
- skyline queries
- distributed environment
- user queries
- continuous queries
- scoring functions
- similarity graph
- ranking list
- similarity queries
- heterogeneous databases
- query result
- database
- spatial proximity
- query expansion
- response time
- query execution
- similarity measure
- similarity measurement
- highly relevant
- proximity search
- range queries
- data management
- efficient processing
- data structure
- data sources
- relevance feedback
- query optimization
- retrieval method
- xml data
- distance measure
- distance computation
- database systems
- web search
- distributed information retrieval
- candidate set
- similarity search
- image similarity
- aggregate queries
- similarity scores
- query terms
- data objects
- keyword search