File:Pca ggplot2.png
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Summary
df <- iris[, 1:4] # exclude "Species" column
pca_res <- prcomp(df, scale = TRUE)
ggplot(iris,
aes(x = pca_res$x[,1],
y = pca_res$x[,2],
color = Species)) +
geom_point() +
stat_ellipse()
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 08:58, 23 May 2024 | | 1,000 × 1,000 (136 KB) | Brb (talk | contribs) | <syntaxhighlight lang='r'> df <- iris[, 1:4] # exclude "Species" column pca_res <- prcomp(df, scale = TRUE) ggplot(iris, aes(x = pca_res$x[,1], y = pca_res$x[,2], color = Species)) + geom_point() + stat_ellipse() </syntaxhighlight> |
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