7581 search results - page 1133 / 1517 » Incompleteness in Data Mining |
186
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KDD
2008
ACM
16 years 7 months ago
2008
ACM
We propose a family of novel cost-sensitive boosting methods for multi-class classification by applying the theory of gradient boosting to p-norm based cost functionals. We establ...
160
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KDD
2008
ACM
16 years 7 months ago
2008
ACM
The vast majority of earlier work has focused on graphs which are both connected (typically by ignoring all but the giant connected component), and unweighted. Here we study numer...
178
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KDD
2008
ACM
16 years 7 months ago
2008
ACM
How can a search engine automatically provide the best and most appropriate title for a result URL (link-title) so that users will be persuaded to click on the URL? We consider th...
209
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KDD
2008
ACM
16 years 7 months ago
2008
ACM
In many multiclass learning scenarios, the number of classes is relatively large (thousands,...), or the space and time efficiency of the learning system can be crucial. We invest...
229
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
A wide variety of machine learning problems can be described as minimizing a regularized risk functional, with different algorithms using different notions of risk and different r...