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» Data Integration: a Challenging ASP Application
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CIKM
2010
Springer
13 years 7 months ago
Automatic schema merging using mapping constraints among incomplete sources
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
Xiang Li 0002, Christoph Quix, David Kensche, Sand...
ISSADS
2005
Springer
14 years 3 months ago
Database System Architecture - A Walk Through Time: From Centralized Platform to Mobile Computing - Keynote Address
Classical distributed database systems monolithically offer distribution transparency and higher performance. This is made possible by making data available and closer to the appl...
Ali R. Hurson, Yu Jiao
SIGMOD
2011
ACM
199views Database» more  SIGMOD 2011»
13 years 20 days ago
Schema-as-you-go: on probabilistic tagging and querying of wide tables
The emergence of Web 2.0 has resulted in a huge amount of heterogeneous data that are contributed by a large number of users, engendering new challenges for data management and qu...
Meiyu Lu, Divyakant Agrawal, Bing Tian Dai, Anthon...
PVLDB
2010
120views more  PVLDB 2010»
13 years 8 months ago
Sampling the Repairs of Functional Dependency Violations under Hard Constraints
Violations of functional dependencies (FDs) are common in practice, often arising in the context of data integration or Web data extraction. Resolving these violations is known to...
George Beskales, Ihab F. Ilyas, Lukasz Golab
EWSN
2004
Springer
14 years 9 months ago
Lessons from a Sensor Network Expedition
Habitat monitoring is an important driving application for wireless sensor networks (WSNs). Although researchers anticipate some challenges arising in the real-world deployments of...
Robert Szewczyk, Joseph Polastre, Alan M. Mainwari...