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» A Web Query System for Heterogeneous Government Data
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EDBTW
2010
Springer
15 years 5 months ago
The benefits of the interaction between data warehouses and question answering
Business Intelligence (BI) applications allow their users to query, understand, and analyze existing data within their organizations in order to acquire useful knowledge, thus mak...
Antonio Ferrández, Jesús Peral
SIGMOD
2011
ACM
169views Database» more  SIGMOD 2011»
14 years 4 months ago
Leveraging query logs for schema mapping generation in U-MAP
In this paper, we introduce U-MAP, a new system for schema mapping generation. U-MAP builds upon and extends existing schema mapping techniques. However, it mitigates some key pro...
Hazem Elmeleegy, Ahmed K. Elmagarmid, Jaewoo Lee
ADC
2006
Springer
139views Database» more  ADC 2006»
15 years 8 months ago
Peer-to-peer form based web information systems
The World Wide Web revolutionized the use of forms in everyday private and business life by allowing a move away from paper forms to easily accessible digital forms. Data captured...
Stijn Dekeyser, Jan Hidders, Richard Watson, Ron A...
ICDT
1999
ACM
97views Database» more  ICDT 1999»
15 years 6 months ago
Optimizing Large Join Queries in Mediation Systems
In data integration systems, queries posed to a mediator need to be translated into a sequence of queries to the underlying data sources. In a heterogeneous environment, with sour...
Ramana Yerneni, Chen Li, Jeffrey D. Ullman, Hector...
BMCBI
2007
142views more  BMCBI 2007»
15 years 1 months ago
LinkHub: a Semantic Web system that facilitates cross-database queries and information retrieval in proteomics
nd: A key abstraction in representing proteomics knowledge is the notion of unique identifiers for individual entities (e.g. proteins) and the massive graph of relationships among...
Andrew K. Smith, Kei-Hoi Cheung, Kevin Y. Yip, Mar...