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A weighted feature extraction method based on temporal accumulation of optical flow for micro-expression recognition.
Lei Wang
Hai Xiao
Sheng Luo
Jie Zhang
Xiyao Liu
Published in:
Signal Process. Image Commun. (2019)
Keyphrases
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expression recognition
optical flow
facial expression recognition
facial expressions
face identification
real time face tracking
computer vision
feature vectors
image sequences
face recognition
motion estimation
human faces
image features
face images
distance measure