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A depth video-based facial expression recognition system using radon transform, generalized discriminant analysis, and hidden Markov model.
Md. Zia Uddin
Mohammad Mehedi Hassan
Published in:
Multim. Tools Appl. (2015)
Keyphrases
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hidden markov models
facial expressions
facial expression recognition
face recognition
noisy images
human faces
face images
video sequences
facial images
image reconstruction
straight line
facial features
feature detection
signal processing
image denoising
hough transform
generative model
multi class
image sequences