如何得到香港理工大学的公开掌纹数据库

（V2）预处理能力100％我逐步测试各种掌纹识别预处理ROI图像识别精度，并连续给出其测试结参考[1] PolyU Palmprint database,http://www.comp.polyu.edu.hk/~biometrics/[2] Xiangqian Wu, Kuanquan Wang, David Zhang.Fisherpalm based palmprint recognition,Pattern Recognition Letters, vol. 24, no. 15, pp. 2829-2838, 2003.[3] Xin Pan, Qiu-qi Ruan.A modified preprocessing method for palmprint recognition,Proceedings of the 8th International Conference on Signal Processing, vol. 2, 2006.[4] Junying Gan, Dangpei Zhou.A novel method for palmprint recognition based on wavelet transform,Proceedings of the 8th International Conference on Signal Processing, vol. 3, 2006.[5] Zhenan Sun, Tieniu Tan, Yunhong Wang, S.Z. Li.Ordinal palmprint representation for personal identification,Proceedings of IEEE conference on Computer Vision and Pattern Recognition, vol. 1, pp. 279-284, 2005.[6] D. Zhang, W.K. Kong, J. You, M. Wong.On-line palmprint identification,IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 25, no. 9, pp. 1041-1050, 2003.[7] Feng Yue, Wangmeng Zuo, David Zhang, Kuanquan Wang.Orientation selection using modified FCM for competitive coding-based palmprint recognition,Pattern Recognition, vol. 42, no. 11, 2841-2849, 2009.[8] T. Pavlidis. Algorithms for graphics and image processing. Computer Science Press, 1982.