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CBMS
2002
IEEE
15 years 9 months ago
CyclopsDistMedDB. - A Transparent Gateway for Distributed Medical Data Access in DICOM Format
The image diagnosis area is the most propense medical field to Telemedicine, because it does not obligate a direct contact of the patient with the responsible radiologist during t...
Leonardo Ribeiro, Paulo Roberto Dellani, Aldo von ...
DASFAA
1999
IEEE
118views Database» more  DASFAA 1999»
15 years 8 months ago
Materialized View Maintenance Using Version Numbers
A data warehouse stores materialized views over data from one or more sources in order to provide fast access to the integrated data, regardless of the availability of the data so...
Tok Wang Ling, Eng Koon Sze
SIGMOD
1999
ACM
132views Database» more  SIGMOD 1999»
15 years 8 months ago
Mind Your Vocabulary: Query Mapping Across Heterogeneous Information Sources
In this paper we present a mechanism for translating constraint queries, i.e., Boolean expressions of constraints, across heterogeneous information sources. Integrating such syste...
Kevin Chen-Chuan Chang, Hector Garcia-Molina
DEXAW
2004
IEEE
82views Database» more  DEXAW 2004»
15 years 8 months ago
Supporting Public Software Acquisition Workflows - Implications for Data Models
Many software acquisition projects are doomed to fail due to a lack of integration of acquisition and development processes on the one hand and, because of shortcomings of classic...
Werner Aigner, Peter Regner, Thomas Wiesinger, Jos...
ER
2008
Springer
110views Database» more  ER 2008»
15 years 6 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