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Group E: Large-scale Open Environments of Autonomous Sources
Mission Statement
Heterogeneity
structural, semantic, type, capabilities
Volatility
ditto
Ignorance of Resources
Provenance of Data
Anything you can do with a single database, you now want to do in this new environment, and much more!
Research Foci*
Efficient query processing, languages & middleware.
Extracting structure, querying structure & content, relationship between structured, semi-structured and unstructured data.
Resource Discovery.
Data Quality. represent quality and provenance of derived data, measures of data relevance.
Information Flow. Represent & propagate changes to content & structure. Update coherence. Archival data.
Privacy & confidentiality.
Important connections with languages and models, information presentation.
* Make the whole shebang usable by non-computer scientists!
Applications and Testbeds
The testbeds exist!
Scientific (biology, ecology, earth sciences, linguistics) and cross-scientific.
Public/government (patent, census, public documents, budget...).
Financial/news.
Maintain these & encourage others!
Vision -- integration should be as easy as using a spreadsheet....
Basic research still needed! | 
