Topic Transition in Educational Videos Using Visually Salient Words.
Ankit GandhiArijit BiswasOm DeshmukhPublished in: EDM (2015)
Keyphrases
- topic hierarchy
- video frames
- video sequences
- latent topics
- text corpora
- user generated
- document content
- n gram
- keywords
- word frequency
- human activities
- related words
- video analysis
- document level
- word segmentation
- e learning
- video clips
- topic models
- educational games
- educational technology
- video database
- latent dirichlet allocation
- video segments
- learning technologies
- video surveillance
- video content
- higher education
- topic modeling
- video retrieval
- news articles
- space time interest points