Full Text:   <2861>

Summary:  <2202>

CLC number: TP391

On-line Access: 2024-08-27

Received: 2023-10-17

Revision Accepted: 2024-05-08

Crosschecked: 2015-11-11

Cited: 3

Clicked: 8036

Citations:  Bibtex RefMan EndNote GB/T7714

 ORCID:

Shuang Chen

http://orcid.org/0000-0001-7441-4749

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Article info.
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Frontiers of Information Technology & Electronic Engineering  2015 Vol.16 No.12 P.1046-1058

http://doi.org/10.1631/FITEE.1500085


Face recognition based on subset selection via metric learning on manifold


Author(s):  Hong Shao, Shuang Chen, Jie-yi Zhao, Wen-cheng Cui, Tian-shu Yu

Affiliation(s):  School of Information Science and Engineering, Shenyang University of Technology, Shenyang 110870, China; more

Corresponding email(s):   chenshuang19891129@gmail.com

Key Words:  Face recognition, Sparse representation, Manifold structure, Metric learning, Subset selection



Abstract: 
With the development of face recognition using sparse representation based classification (SRC), many relevant methods have been proposed and investigated. However, when the dictionary is large and the representation is sparse, only a small proportion of the elements contributes to the l1-minimization. Under this observation, several approaches have been developed to carry out an efficient element selection procedure before SRC. In this paper, we employ a metric learning approach which helps find the active elements correctly by taking into account the interclass/intraclass relationship and manifold structure of face images. After the metric has been learned, a neighborhood graph is constructed in the projected space. A fast marching algorithm is used to rapidly select the subset from the graph, and SRC is implemented for classification. Experimental results show that our method achieves promising performance and significant efficiency enhancement.

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