Jin Young Kim, Seung You Na, Ronald Cole. Lip Detection Using Confidence-Based Adaptive Thresholding. In George Bebis, Richard Boyle, Bahram Parvin, Darko Koracin, Paolo Remagnino, Ara V. Nefian, Meenakshisundaram Gopi, Valerio Pascucci, Jiri Zara, Jose Molineros, Holger Theisel, Thomas Malzbender, editors, Advances in Visual Computing, Second International Symposium, ISVC 2006, Lake Tahoe, NV, USA, November 6-8, 2006 Proceedings, Part I. Volume 4291 of Lecture Notes in Computer Science, pages 731-740, Springer, 2006. [doi]