Keyphrases
- online learning
- covariance matrix
- online course
- e learning
- principal component analysis
- higher education
- distance education
- principal components
- computer mediated
- distance learning
- hessian matrix
- active learning
- spectral clustering
- eigenvalues and eigenvectors
- eigenvalue problems
- correlation matrix
- eigendecomposition
- online algorithms
- affinity matrix
- online learning environments
- random matrix theory