Recognizing Human Activities by Key Frame in Video Sequences.
Hao ZhangZhijing LiuHaiyong ZhaoGuojian ChengPublished in: J. Softw. (2010)
Keyphrases
- key frames
- human activities
- video sequences
- activity recognition
- human activity recognition
- video data
- video retrieval
- action primitives
- video content
- human actions
- video shots
- video frames
- video clips
- human computer interaction
- sensor data
- motion estimation
- low level features
- key frame selection
- space time
- video summarization
- moving objects
- video segmentation
- action recognition
- video camera
- visual features
- frame rate
- object tracking
- motion vectors
- temporal structure
- inter frame
- surveillance videos
- temporal information
- body parts
- human motion
- sensor networks
- feature vectors
- image sequences
- multimedia
- video segments
- video streams
- wireless sensor networks