Human action recognition using a depth sequence key-frames based on discriminative collaborative representation classifier for healthcare analytics.
Yuhang WangTao FengYi ZhengPublished in: Comput. Sci. Inf. Syst. (2022)
Keyphrases
- key frames
- video representation
- video summarization
- collaborative learning
- key frame selection
- visual content
- feature selection
- video clips
- video data
- video content
- video retrieval
- instructional videos
- feature space
- visual features
- video frames
- low level features
- input image
- semi supervised
- feature vectors
- computational complexity
- feature extraction
- high level