We can compute k-means in R with the kmeans function. Here will group the data into two clusters ( centers = 2 ). The kmeans function also has an nstart option ... ... <看更多>

You have several issues with your code. Let's go through it using an example data set available on R since you did not provide reproducible ... ... <看更多>

File src/library/stats/R/kmeans.R. # Part of the R package, https://www.R-project.org. #. # Copyright (C) 1995-2015 The R Core Team. ... <看更多>

I think you're getting hung up on the difference between the center of the actual cluster vs. the center of the 1s, 2s, etc. on your plot. ... <看更多>