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Author:

Yang, Jian (Yang, Jian.) | Zhong, Ning (Zhong, Ning.) | Yao, Yiyu (Yao, Yiyu.) (Scholars:姚一豫) | Wang, Jue (Wang, Jue.)

Indexed by:

CPCI-S EI Scopus

Abstract:

Peculiarity-oriented mining (POM) is a new data mining method consisting of peculiar data identification and peculiar data analysis. Peculiarity factor (PF) and local peculiarity factor (LIT) are important concepts employed to describe the peculiarity of points in the identification step. One can study the notions at both attribute and record levels. In this paper, a new record LPF called distance based record LPF (D-record LPF) is proposed, which is defined as the sum of distances between a point and its nearest neighbors. It is proved mathematically that D-record LPF can characterize accurately the probability density function of a continuous m-dimensional distribution. This provides a theoretical basis for some existing distance based anomaly detection techniques. More important, it also provides an effective method for describing the class-conditional probabilities in the Bayesian classifier. The result enables us to apply peculiarity analysis for classification problems. A novel algorithm called LPF-Bayes classifier and its kernelized implementation are presented, which have some connection to the Bayesian classifier. Experimental results on several benchmark data sets demonstrate that the proposed classifiers are effective.

Keyword:

LPF-Bayes classifier local peculiarity factor Peculiarity factor Bayesian classifier probability density function

Author Community:

  • [ 1 ] [Yang, Jian]Beijing Univ Technol, Int WIC Inst, Beijing 100124, Peoples R China
  • [ 2 ] [Zhong, Ning]Beijing Univ Technol, Int WIC Inst, Beijing 100124, Peoples R China
  • [ 3 ] [Yao, Yiyu]Beijing Univ Technol, Int WIC Inst, Beijing 100124, Peoples R China
  • [ 4 ] [Yang, Jian]Chinese Acad Sci, Inst Automat, Key Lab Complex Syst & Intelligence Sci, Beijing 100196, Peoples R China
  • [ 5 ] [Wang, Jue]Chinese Acad Sci, Inst Automat, Key Lab Complex Syst & Intelligence Sci, Beijing 100196, Peoples R China
  • [ 6 ] [Zhong, Ning]Maebashi Inst Technol, Dept Life Sci & Informat, Maebashi, Gunma 3710816, Japan
  • [ 7 ] [Yao, Yiyu]Univ Regina, Dept Comp Sci, Regina, SK S4S 0A2, Canada

Reprint Author's Address:

  • [Yang, Jian]Beijing Univ Technol, Int WIC Inst, Beijing 100124, Peoples R China

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Source :

2009 9TH IEEE INTERNATIONAL CONFERENCE ON DATA MINING

ISSN: 1550-4786

Year: 2009

Page: 607-,

Language: English

Cited Count:

WoS CC Cited Count: 3

SCOPUS Cited Count: 9

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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