Engagement Detection of Online Learners Based on Key Frames.
Zhurong ZhouDanqing PuFan YangPublished in: SmartWorld/UIC/ScalCom/DigitalTwin/PriComp/Meta (2022)
Keyphrases
- key frames
- learning environment
- shot detection
- video clips
- video retrieval
- video content
- e learning
- key frame selection
- video sequences
- video summarization
- video data
- video frames
- instructional videos
- video abstraction
- video shots
- visual content
- online learning
- learning systems
- detection algorithm
- visual features
- feature vectors
- event detection
- learning materials
- collaborative learning
- learning objects
- video indexing
- learning process
- high level
- multimedia