Classification of educational videos by using a semi-supervised learning method on transcripts and keywords.
Alexandru Stefan StoicaStella HerasJavier PalancaVicente JuliánMarian Cristian MihaescuPublished in: Neurocomputing (2021)
Keyphrases
- keywords
- feature extraction
- machine learning
- classification accuracy
- pattern recognition
- classification scheme
- text classification
- pattern classification
- decision trees
- video sequences
- feature selection
- feature space
- support vector machine
- supervised learning
- automatic classification
- visual features
- classification algorithm
- classification method
- video frames
- video classification
- textual descriptions
- search engine
- content analysis
- human activities
- distance learning
- semantic information
- support vector machine svm
- model selection
- neural network
- multi class
- active learning