Robust PCA by Projection Pursuit

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Documentation for package ‘pcaPP’ version 1.6

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covPC Covariance Matrix Estimation from princomp Object
covPCAgrid Robust Covariance Matrix Estimation
covPCAproj Robust Covariance Matrix Estimation
l1median Multivariate L1 Median
PCAgrid Robust Principal Components using the Grid search algorithm
PCAproj Robust Principal Components using the algorithm of Croux and Ruiz-Gazen (2005)
PCdiagplot Diagnostic plot for principal components
plotcov Compare two Covariance Matrices in Plots
qn scale estimation using the robust Qn estimator
ScaleAdv centers and rescales data