Henry S. Baird, Michael A. Moll, Sui-Yu Wang. A Highly Legible CAPTCHA That Resists Segmentation Attacks. In Henry S. Baird, Daniel P. Lopresti, editors, Human Interactive Proofs, Second International Workshop, HIP 2005, Bethlehem, PA, USA, May 19-20, 2005, Proceedings. Volume 3517 of Lecture Notes in Computer Science, pages 27-41, Springer, 2005. [doi]
Abstract is missing.