1H. Zheng, L.X. Kong, S. Nahavandi. Automatic inspection of metallic surface defects using genetic algorithms [J]. Journal of Materials Processing Technology, 2002, 125-126(9) :427-433.
2KatoN, SuzukiM, AsoH, et al. A Handwritten Character Recognition System Using Directional Element Feature and Asymmetric Mahalanobis Distance. IEEE Transactions on Pattern Analysis and Machine Intelligence,1999,21 (3).
