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Matrix regression-based classification with block-norm
DOI:10.1016/j.patrec.2019.07.007.png)
摘要
En 中文
In this paper, we consider the robust face recognition problem via matrix regression-based classification with block-norm(MRC-block). Specifically, we propose an inner-class sparse representation classification approach in which images are expressed as matrices instead of vectors and adopted to encode more discriminative information than other regression-based methods. In the regression step, a block-norm based matrix regression model is proposed, which can efficiently depress the effect of occlusion in probe images. Accordingly, an efficient algorithm is derived to optimize the proposed objective function. Comprehensive experiments on representative datasets demonstrate that MRC-block is a robust discriminative classifier which significantly improves the performance and efficiency compared with the state-of-the-art methods in dealing with face image with occlusion. (C) 2019 Elsevier B.V. All rights reserved.
Keyword:
Face recognition
Block-norm
Regression
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期刊
IF:
3.3
论文数:
8.0K
被引数:
1.6W
机构
引用论文
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PATTERN RECOGNITION
IF7.6

