4466 search results - page 144 / 894 » Large-Scale Data Analysis Using Heuristic Methods |
182
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WWW
2011
ACM
14 years 12 months ago
2011
ACM
Gradient Boosted Regression Trees (GBRT) are the current state-of-the-art learning paradigm for machine learned websearch ranking — a domain notorious for very large data sets. ...
131
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EVOW
2004
Springer
15 years 10 months ago
2004
Springer
Abstract. We deal with two important problems in pattern recognition that arise in the analysis of large datasets. While most feature subset selection methods use statistical techn...
152
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IJCAI
2007
15 years 6 months ago
2007
A key challenge in applying kernel-based methods for discriminative learning is to identify a suitable kernel given a problem domain. Many methods instead transform the input data...
161
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DAS
2008
Springer
15 years 6 months ago
2008
Springer
As the rapid growth of PDF document in digital libraries, recognizing the document structure and detecting specific document components are useful for document storage, classifica...
160
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ISCI
2008
15 years 5 months ago
2008
In this paper, we introduce weights into Pawlak rough set model to balance the class distribution of a data set and develop a weighted rough set based method to deal with the clas...