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177
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STOC
2007
ACM
16 years 7 months ago
2007
ACM
We demonstrate an average-case problem that is as hard as finding (n)-approximate shortest vectors in certain n-dimensional lattices in the worst case, where (n) = O( log n). The...
181
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VLSID
2000
IEEE
15 years 11 months ago
2000
IEEE
We consider the problem of timing analysis in the presence of known false paths. The main difficulty in adaptation of classical breadth-first search to the problem is that at each...
157
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IFSA
2007
Springer
16 years 27 days ago
2007
Springer
The use of unsupervised fuzzy learning methods produces a large number of alternative classifications. This paper presents and analyzes a series of criteria to select the most sui...
140
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KDD
1997
ACM
15 years 11 months ago
1997
ACM
Feature selection is a data preprocessing step for classi cation and data mining tasks. Traditionally, feature selection is done by selecting a minimum number of features that det...
193
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KI
2002
Springer
15 years 6 months ago
2002
Springer
The vision of a Semantic Web has recently drawn considerable attention, both from academia and industry. Description Logics are often named as one of the tools that can support th...