EM Enhancement of 3D Head Pose Estimated by Perspective Invariance.

Jian-Gang Wang Eric Sung Ronda Venkateswarlu

Published in: ECCV Workshop on HCI (2004)

Keyphrases

facial expressions
expectation maximization
facial features
image enhancement
maximum likelihood
em algorithm
appearance model
image processing
viewpoint
mixture model
head motion
head pose estimation
multiscale
k means
unsupervised learning
invariant features