A novel feature extraction approach to face recognition based on partial least squares regression

  • Authors:
  • Yuan-Yuan Wan;Ji-Xiang Du;Kang Li

  • Affiliations:
  • Intelligent Computing Lab, Hefei Institute of Intelligent Machines, Chinese Academy of Sciences, HeFei, Anhui, China;Intelligent Computing Lab, Hefei Institute of Intelligent Machines, Chinese Academy of Sciences, HeFei, Anhui, China;School of Electrical & Electronic Engineering, Queen’s University, Belfast, UK

  • Venue:
  • ICIC'06 Proceedings of the 2006 international conference on Intelligent Computing - Volume Part I
  • Year:
  • 2006

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Abstract

In this paper, partial least square (PLS) regression is firstly employed in image processing. And a new technique coined partial least squares (PLS) regression, line-based PLS, is proposed for feature extraction of the images. To test this new approach, a series of experiments were performed on the famous face image database: ORL face database. Compared with newly proposed two dimensional principal component analysis (2DPCA), it can be found that the dimension of the feature vectors of the line-based PLS is no more than half of the 2DPCA’s while the recognition rate can retain at the same high level. Thus, the feature extraction based on line-based PLS regression is a feasible and effective method.