1737 search results - page 136 / 348 » Conceptual approaches for defining data, information, and kn... |
175
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KDD
2004
ACM
16 years 6 months ago
2004
ACM
To enable information integration, schema matching is a critical step for discovering semantic correspondences of attributes across heterogeneous sources. While complex matchings ...
163
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HIKM
2006
ACM
16 years 10 days ago
2006
ACM
The increasing complexity of clinical trials has generated an enormous requirement for knowledge and information specification at all stages of the trials, including planning, doc...
188
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
: This paper describes a design methodology for an object oriented database,basedon a semantic network. This approach is based on the assumption that Yemanticdata models are more p...
180
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AAAI
1998
15 years 7 months ago
1998
The Web is based on a browsing paradigm that makes it di cult to retrieve and integrate data from multiple sites. Today, the only way to do this is to build specialized applicatio...
195
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PVLDB
2008
15 years 5 months ago
2008
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...