405 search results - page 71 / 81 » Semantic Assumptions and Query Evaluation in Temporal Databa... |
133
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PODS
2004
ACM
16 years 2 months ago
2004
ACM
Continuous queries in a Data Stream Management System (DSMS) rely on time as a basis for windows on streams and for defining a consistent semantics for multiple streams and updata...
124
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SSD
2001
Springer
15 years 6 months ago
2001
Springer
Intervals represent a fundamental data type for temporal, scientific, and spatial databases where time stamps and point data are extended to time spans and range data, respectively...
119
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WWW
2006
ACM
16 years 2 months ago
2006
ACM
We describe a framework for automatically selecting a summary set of photographs from a large collection of geo-referenced photos. The summary algorithm is based on spatial patter...
133
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SIGIR
2010
ACM
15 years 5 months ago
2010
ACM
In this paper, we present a novel image search system, image search by concept map. This system enables users to indicate not only what semantic concepts are expected to appear bu...
218
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GIS
2005
ACM
16 years 2 months ago
2005
ACM
Topological predicates, as derived from the 9-intersection model, have been widely recognized in GIS, spatial database systems, and many other geo-related disciplines. They are ba...