%A JIA Xu, SUN Fu-ming, LI Hao-jie, CAO Yu-dong %T Vein Recognition Algorithm Based on Supervised NMF with Two Regularization Terms %0 Journal Article %D 2018 %J Computer Science %R 10.11896/j.issn.1002-137X.2018.08.051 %P 283-287 %V 45 %N 8 %U {https://www.jsjkx.com/CN/abstract/article_400.shtml} %8 2018-08-29 %X In order to make the extracted vein feature have good clustering performance and thus be more conductive to correct identification,this paper proposed a recognition algorithm based on supervised Nonnegative Matrix Factorization (NMF).Firstly,vein image is divided into blocks,and the original vein feature can be acquired by fusing all sub image features.Secondly,the sparsity and clustering property of feature vectors areregarded as two regularization terms,and the original NMF model is improved.Then,gradient descent method is used to solve the improved NMF model,and feature optimization and dimension reduction can be achieved.Finally,by using nearest neighbor algorithm to match new vein features,the recognition results can be acquired.Experiment results show that the obtained false accept rate (FAR) and false reject rate (FRR) of the proposed recognition algorithm can be reached 0.02 and 0.03 respectively for three vein databases,in addition,the recognition time of 2.89 seconds can meet real-time requirement.