(Sparse) Robust Principal Components using the Grid search algorithm
Robust Principal Components using the algorithm of Croux and Ruiz-Gazen (2005)
Diagnostic plot for principal components
scale estimation using the robust Qn estimator
Fast estimation of Kendall's tau rank correlation coefficient
Covariance Matrix Estimation from princomp Object
Test Data Generation for Sparse PCA examples
Model Selection for Sparse (Robust) Principal Components
Compare two Covariance Matrices in Plots