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A New Method for Finding the Decision Boundary Region for Pattern Recognition Problems

It has been shown that focusing the training algorithms to the decision boundary vicinity data can improve the accuracy of several classification methods. However, previous approaches for fining decision boundary vicinity data are either computationally tedious or may perform poorly in handling problems with class overlapping. With the application of the nearest neighbor rule, this work proposes a new criterion to characterize the nearness of the training samples to the decision boundary. To demonstrate the effectiveness of the proposed approach, the proposed method is integrated with a nearest neighbor classifier design method and a neural work training approach. Experimental results show that the proposed method can reduce the size and classification error for both of the tested classifiers.

Identiferoai:union.ndltd.org:NSYSU/oai:NSYSU:etd-0726101-051513
Date26 July 2001
CreatorsYoung, Chieh-Neng
ContributorsChi-Cheng Cheng, Innchyn Her, Chen-Wen Yen
PublisherNSYSU
Source SetsNSYSU Electronic Thesis and Dissertation Archive
LanguageCholon
Detected LanguageEnglish
Typetext
Formatapplication/pdf
Sourcehttp://etd.lib.nsysu.edu.tw/ETD-db/ETD-search/view_etd?URN=etd-0726101-051513
Rightsunrestricted, Copyright information available at source archive

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