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Micro-Expression Recognition Base on Optical Flow Features and Improved MobileNetV2.
Wei Xu
Hao Zheng
Zhongxue Yang
Yingjie Yang
Published in:
KSII Trans. Internet Inf. Syst. (2021)
Keyphrases
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expression recognition
optical flow
facial expressions
expression classification
facial expression recognition
feature vectors
feature extraction
image sequences
computer vision
machine learning
feature space
spatial information
training data
viewpoint
image features
image processing
feature set
face detection