The Hybrid-Layer Index: A synergic approach to answering top-k queries in arbitrary subspaces.
Jun-Seok HeoJunghoo ChoKyu-Young WhangPublished in: ICDE (2010)
Keyphrases
- query processing
- approximate answers
- answering queries
- user defined
- index structure
- unstructured p p systems
- inverted index
- result set
- database
- indexing techniques
- range queries
- aggregation queries
- query answering
- query answers
- range aggregate queries
- multi layer
- posting lists
- query language
- inverted file
- candidate set
- query result
- aggregate queries
- indexing structure
- indexing methods
- efficient processing
- similarity queries
- query evaluation
- pre computed
- document identifiers
- skyline queries
- complex queries
- multi dimensional
- data sources
- high dimensional
- data objects
- retrieval systems
- query optimization
- xml data
- bitmap indexes
- response time
- feature space
- database systems