General flow-scheme of the steps needed to develop a ... - VUB
PCR is a two-step multivariate calibration method: in the first step, a Principal
Component Analysis, PCA, of the data matrix X is performed. The measured .... If
the model does not use the mean spectra, then in the validation step (section 13)
the replicates cannot be split between the calibration and test set. It should be
noted ...