Research on the Semantic of Entity-Oriented U-Topk Query and Its Processing.
Zhengbing MaZhibin ZhaoLan YaoYubin BaoGe YuPublished in: IEEE WISA (2015)
Keyphrases
- semantic query
- efficient processing
- semantically similar
- semantically related
- processing cost
- semantically equivalent
- processing queries
- query processing
- semantic relevance
- data processing
- real time
- database
- high level
- semantic retrieval
- query expansion
- user queries
- semantic meaning
- data sources
- data structure
- query evaluation
- database queries
- semantically relevant
- natural language
- semantic similarity
- relevance feedback
- response time
- semantic web
- named entities
- information retrieval
- semantic constraints
- entity ranking
- query plan
- range queries
- data model
- query formulation
- domain ontology
- query execution
- semantic space
- query optimization
- information extraction
- semantic information
- context dependent
- knowledge base
- search queries
- entity search
- databases
- information retrieval systems
- keyword search