Kun Fang, Zhan Bu, ZhengYou Xia. Segmentation of CAPTCHAs Based on Complex Networks. In Jingsheng Lei, Fu Lee Wang, Hepu Deng, Duoqian Miao, editors, Artificial Intelligence and Computational Intelligence - 4th International Conference, AICI 2012, Chengdu, China, October 26-28, 2012. Proceedings. Volume 7530 of Lecture Notes in Computer Science, pages 735-743, Springer, 2012. [doi]
Abstract is missing.