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151
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ICDE
2007
IEEE
16 years 29 days ago
2007
IEEE
In frequent geographic pattern mining a large amount of patterns can be non-novel and non-interesting. This problem has been addressed recently, and background knowledge is used t...
163
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ICDM
2007
IEEE
16 years 29 days ago
2007
IEEE
An interesting problem in Nonnegative Matrix Factorization (NMF) is to factorize the matrix X which is of some specific class, for example, binary matrix. In this paper, we exten...
212
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CIBCB
2006
IEEE
16 years 22 days ago
2006
IEEE
– The visualization of support vector machines in realistic settings is a difficult problem due to the high dimensionality of the typical datasets involved. However, such visuali...
139
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ICDM
2006
IEEE
16 years 21 days ago
2006
IEEE
We address the problem of capturing and tracking local correlations among time evolving time series. Our approach is based on comparing the local auto-covariance matrices (via the...
140
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ICDM
2006
IEEE
16 years 21 days ago
2006
IEEE
1 In traditional direct marketing, the implicit assumption is that customers will only purchase the product if they are contacted. In real business environments, however, there ar...