Approximate convex skyline: A partitioned layer-based index for efficient processing top-k queries.
Sun-Young IhmKi-Eun LeeAziz NasridinovJun-Seok HeoYoung-Ho ParkPublished in: Knowl. Based Syst. (2014)
Keyphrases
- efficient processing
- query processing
- skyline queries
- index structure
- inverted index
- range queries
- queries involving
- pattern queries
- query optimization
- database systems
- similarity search
- indexing techniques
- relational database systems
- r tree
- query result
- query evaluation
- query types
- cost model
- distributed environment
- data distribution
- spatial queries
- metric space
- similarity queries
- user queries
- join algorithms
- data management
- multi dimensional
- twig queries
- efficient implementation
- b tree
- xml data
- aggregate queries
- database queries
- database
- exact and approximate
- query point
- information retrieval systems
- search engine