Advances in Multimedia Information Processing - PCM 2001 Second IEEE Pacific Rim Conference on Multimedia Beijing, China, October 24-26, 2001 Proceedings - Shum, Heung-Yeung; Shum, Heung-Yeung; Liao, Hong-Yuan Mark; Liao, Hong-Yuan Mark; Chang, Shih-Fu; Chang, Shih-Fu (Springer Berlin Heidelberg : Imprint: Springer, 2001)