133 search results - page 12 / 27 » Improving OLAP Performance by Multidimensional Hierarchical ... |
138
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AAAI
2011
14 years 11 days ago
2011
Semi-supervised support vector machines (S3VMs) are a kind of popular approaches which try to improve learning performance by exploiting unlabeled data. Though S3VMs have been fou...
ICDM
2006
IEEE
15 years 6 months ago
2006
IEEE
High dimensionality remains a significant challenge for document clustering. Recent approaches used frequent itemsets and closed frequent itemsets to reduce dimensionality, and to...
101
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ICS
1999
Tsinghua U.
15 years 4 months ago
1999
Tsinghua U.
Programming languages that provide multidimensional arrays and a flat linear model of memory must implement a mapping between these two domains to order array elements in memory....
130
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JDWM
2006
15 years 10 days ago
2006
The pre-computation of data cubes is critical to improving the response time of On-Line Analytical Processing (OLAP) systems and can be instrumental in accelerating data mining ta...
132
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CIKM
2010
Springer
14 years 11 months ago
2010
Springer
Community detection is an important task for mining the structure and function of complex networks. Generally, there are several different kinds of nodes in a network which are c...