2514 search results - page 451 / 503 » On the Computation of Approximations of Database Queries |
119
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ACIVS
2008
Springer
15 years 2 months ago
2008
Springer
Sensitivity of global features to pose, illumination and scale variations encouraged researchers to use local features for object representation and recognition. Availability of 3D...
138
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SIGMOD
2004
ACM
16 years 21 days ago
2004
ACM
Data items archived in data warehouses or those that arrive online as streams typically have attributes which take values from multiple hierarchies (e.g., time and geographic loca...
93
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ICALP
2005
Springer
15 years 6 months ago
2005
Springer
In this paper we initiate the study of the AND-OR directed feedback vertex set problem from the viewpoint of approximation algorithms. This AND-OR feedback vertex set problem is m...
97
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SWAP
2008
15 years 2 months ago
2008
Abstract. The limitations of deductive logic-based approaches at deriving operational knowledge from ontologies may be overcome by inductive (instancebased) methods, which are usua...
113
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IPPS
2005
IEEE
15 years 6 months ago
2005
IEEE
In recent years, we have seen a dramatic increase in the use of data-centric distributed systems such as global grid infrastructures, sensor networks, network monitoring, and vari...