Presentation 2006-01-24
Adaptive Classifiers-Ensemble System for Concept-Drifting Environments
Kyosuke NISHIDA, Koichiro YAMAUCHI, Takashi OMORI,
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Abstract(in English) Most machine learning algorithms assume stationary environments, require a large number of training examples in advance, and begin the learning from scratch. In contrast, humans learn in changing environments with sequential training examples and leverage past experiences as prior knowledge in new situations. To deal with real-world problems in changing environments, the ability to make human-like quick responses must be developed in machines. Many researchers have presented learning systems that assume the presence of hidden context and concept drift. In particular, several systems have been proposed that use ensembles of classifiers. These systems are generally robust against noise, but have problems leveraging prior knowledge of recurring contexts. Also, most of the systems cannot handle all property of the concept drifts. We proposed an online learning system that uses an ensemble of classifiers suitable for recent training examples and used experiments to show that this system can leverage prior knowledge of recurring contexts and respond to sudden changes.
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Keyword(in English) concept drift / drift detection / hidden context / multiple classifier systems / classifier ensembles
Paper # NC2005-98
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Committee NC
Conference Date 2006/1/17(1days)
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Registration To Neurocomputing (NC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Adaptive Classifiers-Ensemble System for Concept-Drifting Environments
Sub Title (in English)
Keyword(1) concept drift
Keyword(2) drift detection
Keyword(3) hidden context
Keyword(4) multiple classifier systems
Keyword(5) classifier ensembles
1st Author's Name Kyosuke NISHIDA
1st Author's Affiliation Division of Synergetic Information Science, Graduate School of Information Science and Technology, Hokkaido University()
2nd Author's Name Koichiro YAMAUCHI
2nd Author's Affiliation Division of Synergetic Information Science, Graduate School of Information Science and Technology, Hokkaido University
3rd Author's Name Takashi OMORI
3rd Author's Affiliation Division of Synergetic Information Science, Graduate School of Information Science and Technology, Hokkaido University
Date 2006-01-24
Paper # NC2005-98
Volume (vol) vol.105
Number (no) 544
Page pp.pp.-
#Pages 6
Date of Issue