What is exactly the kmeans ++ algorithm? How do I write in code?

I have used regular som, where initialization is done by random initialization. I want to apply weighted kmeans for initialization. I have gone throghu so many paper but not understood how to implement it in code. Please suggest me regading this.

Answer 1

[KSSV]

Read about the inbuilt function kmeans. Read the references given in there.

You may look in fileexchange to get different implement ideas. For example, have a look on this:

https://in.mathworks.com/matlabcentral/fileexchange/24616-kmeans-clustering

[AS]

I am going through this. But not ran in my code.