14761 search results - page 338 / 2953 » Optimization in Data Mining |
159
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PAKDD
2009
ACM
16 years 1 months ago
2009
ACM
When training classifiers, presence of noise can severely harm their performance. In this paper, we focus on “non-class” attribute noise and we consider how a frequent fault-t...
158
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ICDM
2005
IEEE
16 years 13 days ago
2005
IEEE
In this paper we examine the effect that the choice of support and confidence thresholds has on the accuracy of classifiers obtained by Classification Association Rule Mining. ...
190
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EDM
2009
15 years 4 months ago
2009
Abstract. Most of the emphasis on mining online assessment logs has been to identify contentspecific errors. However, the pattern of general "consistency" is domain indep...
202
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KDD
2006
ACM
16 years 7 months ago
2006
ACM
Calculation of object similarity, for example through a distance function, is a common part of data mining and machine learning algorithms. This calculation is crucial for efficie...
147
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KDD
2010
ACM
15 years 8 months ago
2010
ACM
Information diffusion and virus propagation are fundamental processes talking place in networks. While it is often possible to directly observe when nodes become infected, observi...