Solving the imbalanced data issue: automatic urgency detection for instructor assistance in MOOC discussion forums.
Laila AlrajhiAhmed AlamriFilipe Dwan PereiraAlexandra I. CristeaElaine H. T. OliveiraPublished in: User Model. User Adapt. Interact. (2024)
Keyphrases
- discussion forums
- imbalanced data
- online course
- content analysis
- collaborative learning
- distance learning
- computer supported collaborative learning
- computer mediated
- random forest
- learning activities
- ensemble methods
- computer mediated communication
- cooperative learning
- learning styles
- linear regression
- decision trees
- svm classifier
- m learning
- semi supervised learning
- text classification
- active learning
- learning environment