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» Querying Multimedia Data Sources and Databases
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ER
2008
Springer
110views Database» more  ER 2008»
15 years 1 months ago
Conjunctive Query Containment under Access Limitations
Access limitations may occur when querying data sources over the web or heterogeneous data sources presented as relational tables: this happens, for instance, in Data Exchange and ...
Andrea Calì, Davide Martinenghi
BIB
2002
136views more  BIB 2002»
14 years 11 months ago
Technologies for Integrating Biological Data
The process of building a new database relevant to some field of study in biomedicine involves transforming, integrating, and cleansing multiple data sources, as well as adding ne...
L. Wong
FQAS
1998
Springer
133views Database» more  FQAS 1998»
15 years 4 months ago
Estimating the Quality of Databases
Abstract. With more and more electronic information sources becoming widely available, the issue of the quality of these often-competing sources has become germane. We propose a st...
Amihai Motro, Igor Rakov
DASFAA
2010
IEEE
148views Database» more  DASFAA 2010»
15 years 4 months ago
Competitive Privacy: Secure Analysis on Integrated Sequence Data
Sequence data analysis has been extensively studied in the literature. However, most previous work focuses on analyzing sequence data from a single source or party. In many applica...
Raymond Chi-Wing Wong, Eric Lo
ICDT
2001
ACM
110views Database» more  ICDT 2001»
15 years 4 months ago
On Answering Queries in the Presence of Limited Access Patterns
In information-integration systems, source relations often have limitations on access patterns to their data; i.e., when one must provide values for certain attributes of a relatio...
Chen Li, Edward Y. Chang