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Questions tagged [principal-components]

Performs a principal components analysis on the given data matrix and returns the results as an object of class prcomp.

The princomp( ) function produces an unrotated principal component analysis.

Performs a principal components analysis on the given data matrix and returns the results as an object of class prcomp.

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How to use princomp result in Regression using R

I'm doing principal component analysis to reduce number of variables for my regression model with low number of data sets & high number of independent variables (around 40 independent variables). I'm using the function princomp to generate the…
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Compare numerous figures and identify the similar ones

I am working on pattern recognition program using R/python. What would be the best way to compare two or more figures and identify/recognize the similar or duplicate figures based on pattern recognition?
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