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Hi,   I am new to NIR and Multivariate Data Analysis but i am getting better at it; i started using the Unscrambler software for my analysis and it seems to give good visualization and results. I like to ask few questions please. I am trying to use Cross-Validation and Test Set Validation methods f…

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Hello! I have one question to you. PCA is usually not validated alrorithn beacase it is not a learning method. How does PCA use cross-validation and why is that?…

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