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EM enhancement of 3D head pose estimated by point at infinity.
Jian-Gang Wang
Eric Sung
Published in:
Image Vis. Comput. (2007)
Keyphrases
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facial expressions
maximum likelihood
image enhancement
image processing
facial features
expectation maximization
em algorithm
generative model
unsupervised learning
computer vision
face images
human computer interaction
head pose estimation
intensity profile