Knowledge Commons of Institute of Automation,CAS
Orientation Field Code Hashing: A Novel Method for Fast Palmprint Identification | |
Xi Chen; Ming Yu; Feng Yue; Bin Li | |
发表期刊 | IEEE/CAA Journal of Automatica Sinica |
ISSN | 2329-9266 |
2021 | |
卷号 | 8期号:5页码:1038-1051 |
摘要 | For a large-scale palmprint identification system, it is necessary to speed up the identification process to reduce the response time and also to have a high rate of identification accuracy. In this paper, we propose a novel hashing-based technique called orientation field code hashing for fast palmprint identification. By investigating hashing-based algorithms, we first propose a double-orientation encoding method to eliminate the instability of orientation codes and make the orientation codes more reasonable. Secondly, we propose a window-based feature measurement for rapid searching of the target. We explore the influence of parameters related to hashing-based palmprint identification. We have carried out a number of experiments on the Hong Kong PolyU large-scale database and the CASIA palmprint database plus a synthetic database. The results show that on the Hong Kong PolyU large-scale database, the proposed method is about 1.5 times faster than the state-of-the-art ones, while achieves the comparable identification accuracy. On the CASIA database plus the synthetic database, the proposed method also achieves a better performance on identification speed. |
关键词 | Biometric system hashing orientation feature palmprint identification |
DOI | 10.1109/JAS.2020.1003186 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.ia.ac.cn/handle/173211/43965 |
专题 | 学术期刊_IEEE/CAA Journal of Automatica Sinica |
推荐引用方式 GB/T 7714 | Xi Chen,Ming Yu,Feng Yue,et al. Orientation Field Code Hashing: A Novel Method for Fast Palmprint Identification[J]. IEEE/CAA Journal of Automatica Sinica,2021,8(5):1038-1051. |
APA | Xi Chen,Ming Yu,Feng Yue,&Bin Li.(2021).Orientation Field Code Hashing: A Novel Method for Fast Palmprint Identification.IEEE/CAA Journal of Automatica Sinica,8(5),1038-1051. |
MLA | Xi Chen,et al."Orientation Field Code Hashing: A Novel Method for Fast Palmprint Identification".IEEE/CAA Journal of Automatica Sinica 8.5(2021):1038-1051. |
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