Key frame extraction method for lecture videos based on spatio-temporal subtitles.
Yunzuo ZhangYi LiZhaoquan CaiXuejun WangJiayu ZhangShui LamPublished in: Multim. Tools Appl. (2024)
Keyphrases
- key frames
- spatio temporal
- instructional videos
- lecture videos
- visual cues
- video segments
- video sequences
- video retrieval
- video frames
- video data
- key frame selection
- video content
- visual features
- visual content
- moving objects
- video clips
- feature vectors
- image sequences
- low level features
- video shots
- user experience
- high definition
- learning objects
- multimedia
- hybrid learning
- learning materials
- image classification
- information retrieval
- machine learning
- distance learning
- visual information