705 search results - page 14 / 141 » Approximating Extended Answer Sets |
ISSADS
2005
Springer
15 years 3 months ago
2005
Springer
A hierarchy is an arrangement of qualitative values in a tree with certain properties. Hierarchies allow to define the confusion conf(r, s) in using qualitative value r instead of ...
EDBT
2009
ACM
15 years 4 months ago
2009
ACM
Keyword search has been recently extended to relational databases to retrieve information from text-rich attributes. However, all the existing methods focus on finding individual...
159
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ICDE
2004
IEEE
15 years 11 months ago
2004
IEEE
We examine the problem of evaluating selection queries over imprecisely represented objects. Such objects are used either because they are much smaller in size than the precise on...
85
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JAT
2010
14 years 8 months ago
2010
We present some sufficient conditions ensuring the upper semicontinuity and the continuity of the Bregman projection operator Π g C and the relative projection operator P g C in...
112
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PERCOM
2005
ACM
15 years 3 months ago
2005
ACM
A distributed system for approximate query answering on sensor network data is proposed, where a suitable compression technique is exploited to represent data and support query an...