Investigating the effects of a backchannel on university classroom interactions: A mixed-method case study.
David BaronAndrew BestbierJennifer M. CaseBrandon I. Collier-ReedPublished in: Comput. Educ. (2016)
Keyphrases
- case study
- synthetic data
- preprocessing
- objective function
- computational complexity
- pairwise
- high accuracy
- significant improvement
- cost function
- experimental evaluation
- high precision
- segmentation method
- prior knowledge
- dynamic programming
- computational cost
- support vector machine svm
- segmentation algorithm
- optimization algorithm
- learning environment
- multiscale
- image segmentation