4438 search results - page 584 / 888 » Speculative Query Processing |
177
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PODS
2008
ACM
16 years 6 months ago
2008
ACM
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
188
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ICDE
2010
IEEE
16 years 6 months ago
2010
IEEE
Abstract-- Mapping mashups are emerging Web 2.0 applications in which data objects such as blogs, photos and videos from different sources are combined and marked in a map using AP...
166
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ICEIS
2009
IEEE
16 years 1 months ago
2009
IEEE
Abstract. In the Web environment, rich, diverse sources of heterogeneous and distributed data are ubiquitous. In fact, even the information characterizing a single entity - like, f...
154
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CIKM
2007
Springer
16 years 24 days ago
2007
Springer
Heterogeneous entities or objects are very common and are usually interrelated with each other in many scenarios. For example, typical Web search activities involve multiple types...
187
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CIVR
2007
Springer
16 years 24 days ago
2007
Springer
Though both quantity and quality of semantic concept detection in video are continuously improving, it still remains unclear how to exploit these detected concepts as semantic ind...