Speech Communication
IEEE Transactions on Pattern Analysis and Machine Intelligence
Statistical Chromaticity Models for Lip Tracking with B-splines
AVBPA '97 Proceedings of the First International Conference on Audio- and Video-Based Biometric Person Authentication
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In this paper, we present a technique for the extraction of the main five visemes for German spoken language analysis from images. The intensity, the edges, and the line segments are used to locate the lips automatically, and to discriminate between the desired viseme classes. Good recognition rate has been achieved on different speakers.