888 search results - page 102 / 178 » Data Mining for Community Dynamics |
146
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KDD
2007
ACM
16 years 4 months ago
2007
ACM
We present DL8, an exact algorithm for finding a decision tree that optimizes a ranking function under size, depth, accuracy and leaf constraints. Because the discovery of optimal...
240
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ICDE
2004
IEEE
16 years 5 months ago
2004
IEEE
Mining sequential patterns in large databases is an important research topic. The main challenge of mining sequential patterns is the high processing cost due to the large amount ...
135
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CIKM
2009
Springer
15 years 8 months ago
2009
Springer
The highly variable and dynamic word usage in social media presents serious challenges for both research and those commercial applications that are geared towards blogs or other u...
156
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BMCBI
2005
15 years 4 months ago
2005
Background: A large volume of data and information about genes and gene products has been stored in various molecular biology databases. A major challenge for knowledge discovery ...
130
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ICDE
2010
IEEE
15 years 11 months ago
2010
IEEE
— The increasing infectious disease outbreaks has led to a need for new research to better understand the disease’s origins, epidemiological features and pathogenicity caused b...