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作者:

Hu, Xiangjie (Hu, Xiangjie.) | Sun, Yanfeng (Sun, Yanfeng.) (学者:孙艳丰) | Gao, Junbin (Gao, Junbin.) | Hu, Yongli (Hu, Yongli.) (学者:胡永利) | Yin, Baocai (Yin, Baocai.) (学者:尹宝才)

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EI Scopus

摘要:

Locality preserving projection (LPP) is a well-known method for dimensionality reduction in which the neighborhood graph structure of data is preserved. Traditional LPP employ squared F-norm for distance measurement. This may exaggerate more distance errors, and result in a model being sensitive to outliers. In order to deal with this issue, we propose two novel F-norm-based models, termed as F-LPP and F-2DLPP, which are developed for vector-based and matrix-based data, respectively. In F-LPP and F-2DLPP, the distance of data projected to a low dimensional space is measured by F-norm. Thus it is anticipated that both methods can reduce the influence of outliers. To solve the F-norm-based models, we propose an iterative optimization algorithm, and give the convergence analysis of algorithm. The experimental results on three public databases have demonstrated the effectiveness of our proposed methods. Copyright © 2018, Association for the Advancement of Artificial Intelligence (www.aaai.org). All rights reserved.

关键词:

Dimensionality reduction Graph structures Iterative methods Statistics

作者机构:

  • [ 1 ] [Hu, Xiangjie]Faculty of Information Technology, Beijing University of Technology, Beijing, China
  • [ 2 ] [Sun, Yanfeng]Beijing Advanced Innovation Center for Future Internet Technology, China
  • [ 3 ] [Sun, Yanfeng]Faculty of Information Technology, Beijing University of Technology, Beijing, China
  • [ 4 ] [Gao, Junbin]Discipline of Business Analytics, University of Sydney Business School, University of Sydney, NSW; 2006, Australia
  • [ 5 ] [Hu, Yongli]Beijing Advanced Innovation Center for Future Internet Technology, China
  • [ 6 ] [Hu, Yongli]Faculty of Information Technology, Beijing University of Technology, Beijing, China
  • [ 7 ] [Yin, Baocai]Faculty of Electronic Information and Electrical Engineering, Dalian University of Technology, China

通讯作者信息:

  • 孙艳丰

    [sun, yanfeng]faculty of information technology, beijing university of technology, beijing, china;;[sun, yanfeng]beijing advanced innovation center for future internet technology, china

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年份: 2018

页码: 1330-1337

语种: 英文

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