[1] [1] LUO J, LIN SH ZH, ZHAN X L, et al.. A novel fingerprint recognition algorithm based on 2DPCA and EBFNN ［J］. Opt. Precision Eng., 2008,16(9):1773-1780.(in Chinese)

[2] [2] WANG W, HUANG F F, LI J W, et al.. Face description and recognition using multi-scale LBP feature ［J］. Opt. Precision Eng., 2008,16(4):696-705. (in Chinese)

[3] [3] YAN L P, GONG W G, LI W H, et al.. Random sampling subspace locality preserving projection for face recognition ［J］. Opt. Precision Eng., 2008,16(8):1465-1470. (in Chinese)

[4] [4] WANG Y H, ZHU Y, TAN T N. Biometrics personal identification based on iris pattern ［J］. Acta Automatica Sinica, 2002,28(1):1-10. (in Chinese)

[5] [5] DAUGMAN J. High confidence visual recognition of persons by a test of statistical independence ［J］. IEEE Transaction on Pattern Analysis and Machine Intelligence, 1993,15(11):1148-1161.

[6] [6] DAUGMAN J.How iris recognition works ［J］. IEEE Transactions on Circuits and Systems for Video Technology, 2004,14(1): 21-30.

[7] [7] DAUGMAN J.High confidence recognition of persons by their iris patterns ［C］. Proceedings of the 2004 Chinese Conference on Biometric Recognition, Guangzhou, P. R. China, 2004,3338:5-25.

[8] [8] WILDES R P.Iris recognition: an emerging biometric technology ［J］. IEEE,1997,85(9):1348-1363.

[9] [9] LIU Y, LI X, WANG N, et al.. An improved iris location algorithm based on sampling to special regions of interesting (ROI) ［J］. Acta Photonica Sinica, 2008,37(6):1277-1280. (in Chinese)

[10] [10] LIU A L, WANG X X, WANG Y J. Iris location method based on circular arcs approximation ［J］. Journal of Engineering Graphics, 2008,29(3):105-108. (in Chinese)

[11] [11] DAVIES E R. A modified Hough scheme for general circle location ［J］. Pattern Recognition Letters, 1988,7(1):37-44.

[12] [12] CANNY J. A computational approach to edge detection ［J］. IEEE Transaction on Pattern Analysis and Machine Intelligence, 1986,8(6):679-698.

[13] [13] Institute of Automation, Chinese Academy of Sciences. CASIA iris databases ［DB/OL］. http://www.cbsr.ia.ac.cn/IrisDatabase.htm.

[14] [14] Multimedia University. MMU iris database ［DB/OL］. http://phoenix.inf.upol.cz/iris.

[15] [15] WANG Y X, LIU T G, JIANG J F. Rapid iris localization algorithm based on image sampling［J］. Opto-Electronic Engineering, 2008,35(9):122-126. (in Chinese)