- library(factoextra)
- library(FactoMineR)
- df <- decathlon2[1:23, 1:10]
- res.pca <- PCA(df, graph = FALSE)
- fviz_contrib(res.pca, choice = "var", axes = 1, top = 10)
A reference dashed line is also shown on the barplot. This reference line corresponds to the expected value if the contribution where uniform. For a given dimension, any row/column with a contribution above the reference line could be considered as important in contributing to the dimension.



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