6455 search results - page 1073 / 1291 » Research problems |
156
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TKDE
2012
13 years 6 months ago
2012
—Many data mining techniques have been proposed for mining useful patterns in text documents. However, how to effectively use and update discovered patterns is still an open rese...
156
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TKDE
2012
13 years 6 months ago
2012
—Search engine companies collect the “database of intentions”, the histories of their users’ search queries. These search logs are a gold mine for researchers. Search engin...
158
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SDM
2012
SIAM
13 years 6 months ago
2012
SIAM
Feature selection is widely used in preparing highdimensional data for effective data mining. Increasingly popular social media data presents new challenges to feature selection....
152
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EDBT
2012
ACM
13 years 6 months ago
2012
ACM
In this paper, we study how to find maximal k-edge-connected subgraphs from a large graph. k-edge-connected subgraphs can be used to capture closely related vertices, and findin...
130
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ICASSP
2009
IEEE
15 years 10 months ago
2009
IEEE
Non-rigid image registration is widely used in medical image analysis and image processing. It remains a challenging research problem due to its smoothness requirement and high de...