7053 search results - page 469 / 1411 » Data Mining of Multi-categorized Data |
218
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SDM
2003
SIAM
15 years 8 months ago
2003
SIAM
Conventional sequential pattern mining methods may meet inherent difficulties in mining databases with long sequences and noise. They may generate a huge number of short and trivi...
178
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
We address the task of learning rankings of documents from search engine logs of user behavior. Previous work on this problem has relied on passively collected clickthrough data. ...
213
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KDD
2002
ACM
16 years 7 months ago
2002
ACM
This paper presents an approach to automatically optimizing the retrieval quality of search engines using clickthrough data. Intuitively, a good information retrieval system shoul...
228
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KDD
2001
ACM
16 years 7 months ago
2001
ACM
Random projections have recently emerged as a powerful method for dimensionality reduction. Theoretical results indicate that the method preserves distances quite nicely; however,...
164
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PKDD
2001
Springer
15 years 11 months ago
2001
Springer
Large amount of available information does not necessarily imply that induction algorithms must use all this information. Samples often provide the same accuracy with less computat...