Learning a discriminative mid-level feature for action recognition.
Cuiwei LiuMingtao PeiXinxiao WuYu KongYunde JiaPublished in: Sci. China Inf. Sci. (2014)
Keyphrases
- mid level
- action recognition
- low level
- action classification
- mid level features
- high level
- bag of words
- human actions
- perceptual grouping
- learning algorithm
- low level features
- levels of abstraction
- visual cues
- feature extraction
- supervised learning
- activity recognition
- event detection
- visual information
- computer vision
- superpixels
- visual concepts
- image classification
- max margin
- object recognition