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GLOBECOM
2009
IEEE
15 years 6 months ago
2009
IEEE
— We study Bayesian detection based cognitive sensing and analyze its impact on the capacity in various cases of location information. In a network of one primary and one cogniti...
128
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NMR
2004
Springer
15 years 5 months ago
2004
Springer
One of the crucial actions any reasoning system must undertake is the updating of its Knowledge Base (KB). This problem is usually referred to as the problem of belief change. The...
100
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VLDB
1997
ACM
15 years 4 months ago
1997
ACM
Huge masses of digital data about products, customers and competitors have become available for companies in the services sector. In order to exploit its inherent (and often hidde...
100
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EJC
2008
14 years 12 months ago
2008
An arrangement of pseudocircles is a finite set of oriented closed Jordan curves each two of which cross each other in exactly two points. To describe the combinatorial structure ...
106
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SIAMDM
2010
14 years 10 months ago
2010
We consider a variation of a problem stated by Erd˝os and Szekeres in 1935 about the existence of a number fES (k) such that any set S of at least fES (k) points in general posit...