7387 search results - page 1129 / 1478 » Knowledge-based data mining |
185
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PAKDD
2004
ACM
16 years 4 days ago
2004
ACM
In many real world applications, systematic analysis of rare events, such as credit card frauds and adverse drug reactions, is very important. Their low occurrence rate in large da...
170
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PAKDD
2004
ACM
16 years 4 days ago
2004
ACM
Abstract. The sharing of association rules is often beneficial in industry, but requires privacy safeguards. One may decide to disclose only part of the knowledge and conceal stra...
165
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PAKDD
2004
ACM
16 years 4 days ago
2004
ACM
To gain access to account privileges, an intruder masquerades as the proper account user. This paper proposes a new strategy for detecting masquerades in a multiuser system. To det...
159
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ICDM
2003
IEEE
16 years 1 days ago
2003
IEEE
Algorithms for tracking concept drift are important for many applications. We present a general method based on the Weighted Majority algorithm for using any online learner for co...
170
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ICDM
2002
IEEE
15 years 11 months ago
2002
IEEE
We empirically evaluate the performance of various reinforcement learning methods in applications to sequential targeted marketing. In particular, we propose and evaluate a progre...