Scree Plots of PCA Results for a Spectra Object
Functions to draw a traditional scree plot or an alternative that is perhaps more useful. These illustrate the importance of the components in a PCA analysis.
An object of class
Additional parameters to be passed to plotting functions.
If you add
$method to the PCA results from other packages, this will plot a scree plot for any PCA results, not just those from
None. Side effect is a plot.
Bryan A. Hanson, DePauw University. email@example.com
The idea for the alternative style plot came from the NIR-Quimiometria blog by jrcuesta, at http://nir-quimiometria.blogspot.com/2012/02/pca-for-nir-spectrapart-004-projections.html
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