1008 search results - page 108 / 202 » Logic and Databases |
SIGMOD
2010
ACM
13 years 8 months ago
2010
ACM
In massively collaborative projects such as scientific or community databases, users often need to agree or disagree on the content of individual data items. On the other hand, tr...
ICDT
2009
ACM
14 years 8 months ago
2009
ACM
Schema mappings are declarative specifications that describe the relationship between two database schemas. In recent years, there has been an extensive study of schema mappings a...
SIGMOD
2010
ACM
14 years 21 days ago
2010
ACM
We present SecureBlox, a declarative system that uniļ¬es a distributed query processor with a security policy framework. SecureBlox decouples security concerns from system speciļ...
ADC
2004
Springer
13 years 11 months ago
2004
Springer
Current collaborative work environments are characterized by dynamically changing organizational structures. Although there have been several efforts to refine work distribution, ...
IADIS
2004
13 years 9 months ago
2004
Our research works are interested in the identification and the representation of the semantic structures of multimedia documents. The semantic structure of a multimedia document ...