Micro-expression action unit recognition based on dynamic image and spatial pyramid.
Guanqun ZhouShusen YuanHongbo XingYoujun JiangPinyong GengYewen CaoXianye BenPublished in: J. Supercomput. (2023)
Keyphrases
- image classification
- spatial pyramid
- image representation
- image segmentation
- object classification
- input image
- feature extraction
- class specific
- multiscale
- object recognition
- image features
- image retrieval
- single image
- image content
- bag of features
- action recognition
- object detection
- visual vocabulary
- scene recognition
- matching scheme
- spatial information
- human actions
- object class
- low level
- recognition rate
- test images
- image matching
- bag of words
- image structure
- region of interest