1413 search results - page 190 / 283 » Efficient Learning of Semi-structured Data from Queries |
142
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SDM
2008
SIAM
15 years 5 months ago
2008
SIAM
Bayesian text classifiers face a common issue which is referred to as data sparsity problem, especially when the size of training data is very small. The frequently used Laplacian...
139
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CASCON
2001
15 years 5 months ago
2001
On Line Analytical Processing (OLAP) aims at gaining useful information quickly from large amounts of data residing in a data warehouse. To improve the quickness of response to qu...
147
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SDM
2010
SIAM
15 years 5 months ago
2010
SIAM
We propose a new decision tree algorithm, Class Confidence Proportion Decision Tree (CCPDT), which is robust and insensitive to class distribution and generates rules which are st...
178
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ICDIM
2010
IEEE
15 years 2 months ago
2010
IEEE
Data mining aims at extraction of previously unidentified information from large databases. It can be viewed as an automated application of algorithms to discover hidden patterns a...
152
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TKDE
2008
15 years 4 months ago
2008
Abstract-- Feature selection is an important method for improving the efficiency and accuracy of text categorization algorithms by removing redundant and irrelevant terms from the ...