Approximate Query Answering over Open Data.
Mengqi ZhangPranay MundraChukwubuikem ChikwezeFatemeh NargesianGerhard WeikumPublished in: HILDA@SIGMOD (2023)
Keyphrases
- open data
- approximate query answering
- query optimization
- aggregate queries
- multi dimensional
- linked data
- world wide
- selectivity estimation
- xml data
- open government data
- data warehouse
- data cube
- approximate answers
- query processing
- design choices
- database systems
- on line analytical processing
- databases
- cost model
- machine learning
- web browser
- range queries
- efficient computation
- index structure
- web documents
- data model
- high dimensional
- web services
- information retrieval
- data sets