117 search results - page 5 / 24 » Using RDF(S) to provide multiple views into a single ontolog... |
SIGMOD
2001
ACM
15 years 10 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...
RE
2001
Springer
15 years 2 months ago
2001
Springer
at different levels of abstraction. There are two very different ways of using such languages. One approach is based on the manifestation of a single model, with construction of di...
ECCV
2002
Springer
15 years 11 months ago
2002
Springer
We present a completely automatic method for obtaining the approximate calibration of a camera (alignment to a world frame and focal length) from a single image of an unknown scene...
SEMWEB
2007
Springer
15 years 3 months ago
2007
Springer
This paper summarizes the results of the X-SOM tool in the OAEI 2007 campaign. X-SOM is an extensible ontology mapper that combines various matching algorithms by means of a feed-f...
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JSAC
2006
14 years 9 months ago
2006
In mobile wireless networks, dynamic allocation of resources such as transmit powers, bit-rates, and antenna beams based on the channel state information of mobile users is known t...