Robust PCA of a Spectra Object
A wrapper which carries out robust PCA analysis on a
Spectra object. The data are row- and column-centered, and the user can select various options for scaling.
r_pcaSpectra(spectra, choice = "noscale")
An object of S3 class
A character vector describing the type of scaling to be carried out. One of
An object of classes
q2rPCA). It includes a list element called
$method, a character string describing the pre-processing carried out and the type of PCA performed (it appears on plots which you might make).
K. Varmuza and P. Filzmoser Introduction to Multivariate Statistical Analysis in Chemometrics, CRC Press, 2009.
PCAgrid on which this function is based. For the classical version, see
For displaying the results,
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