464 search results - page 53 / 93 » Modeling Semantic Constraints with Logic in the EARL Data Mo... |
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GEOINFORMATICA
2011
14 years 5 months ago
2011
Discovery of suitable web services is a crucial task in Spatial Data Infrastructures (SDI). In this work, we develop a novel approach to the discovery of geoprocessing services (WP...
99
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SP
1997
IEEE
15 years 2 months ago
1997
IEEE
A major drawback of existing access control systems is that they have all been developed with a specific access control policy in mind. This means that all protection requirement...
100
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CVPR
2011
IEEE
14 years 6 months ago
2011
IEEE
The recognition of text in everyday scenes is made difficult by viewing conditions, unusual fonts, and lack of linguistic context. Most methods integrate a priori appearance info...
VLDB
2005
ACM
15 years 3 months ago
2005
ACM
We study XML stream-specific schema-based optimization. We assume a widely-adopted automata-based execution model for XQuery evaluation. Criteria are established regarding what s...
SEMWEB
2005
Springer
15 years 3 months ago
2005
Springer
Semantic query optimization (SQO) has been proved to be quite useful in various applications (e.g., data integration, graphical query generators, caching, etc.) and has been extens...