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Sparse Coding for Flexible, Robust 3D Facial-Expression Synthesis.
Yuxu Lin
Mingli Song
Dao Thi Phuong Quynh
Ying He
Chun Chen
Published in:
IEEE Computer Graphics and Applications (2012)
Keyphrases
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sparse coding
dictionary learning
sparse representation
natural images
linear combination
image classification
generative model
image representation
facial expression synthesis
unsupervised learning
high quality
maximum likelihood
high dimensional
feature space
single image
visual words
photorealistic