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data(iris)
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a = iris
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a
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a$Species=NULL # 원래 데이터 제외
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kc=kmeans(a, 3) # k=3
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summary(kc)
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table(iris$Species, kc$cluster)
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plot(a[c("Sepal.Length", "Sepal.Width")], col=kc$cluster) |
