Spearman rank correlation of the bivariate Student t and scale mixtures of normal distributions.
Andréas HeinenAlfonso ValdesogoPublished in: J. Multivar. Anal. (2020)
Keyphrases
- rank correlation
- normal distribution
- mixture distribution
- information retrieval evaluation
- correlation coefficient
- standard deviation
- random variables
- probability density function
- probability distribution
- covariance matrix
- test collection
- gaussian mixture
- mixture model
- objective function
- statistical model
- multimedia
- graphical models
- graded relevance
- principal components
- gaussian mixture model
- model selection
- em algorithm
- expectation maximization