Selectivity estimation for extraction operators over text data.
Daisy Zhe WangLong WeiYunyao LiFrederick ReissShivakumar VaithyanathanPublished in: ICDE (2011)
Keyphrases
- text data
- selectivity estimation
- text mining
- query optimization
- text classification
- high dimensional
- structured data
- information extraction
- text documents
- xml queries
- document collections
- spatial join
- query processing
- data sets
- high dimensional data
- range queries
- database systems
- databases
- data mining
- keyword search
- information retrieval
- web pages
- natural language processing
- xml documents
- keywords