195 search results - page 30 / 39 » Evolving by Maximizing the Number of Rules: Complexity Study |
ADC
2008
Springer
15 years 4 months ago
2008
Springer
In this paper, we study the problem of measuring structural similarities of large number of source schemas against a single domain schema, which is useful for enhancing the qualit...
TOOLS
1999
IEEE
15 years 1 months ago
1999
IEEE
The evolution of software systems over many years often leads to unnecessarily complex and in exible designs which in turn lead to a huge amount of e ort for enhancements and main...
108
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MOBIHOC
2009
ACM
15 years 4 months ago
2009
ACM
Spectrum is a critical yet scarce resource and it has been shown that dynamic spectrum access can significantly improve spectrum utilization. To achieve this, it is important to ...
118
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CI
2000
14 years 9 months ago
2000
Kowalski and Sergot's Event Calculus (EC) is a simple temporal formalism that, given a set of event occurrences, derives the maximal validity intervals (MVIs) over which prop...
155
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
We present MiniCount, the first efficient sound and complete algorithm for finding maximally contained rewritings of conjunctive queries with count, using conjunctive views with c...