Clustering: significance of s0,s1,s2?

[Rahul Mishra]

In the clustering code, what actually is the significance of s0, s1
and s2? Apologies if it is a
dumb question but I do not find any comments in the code?


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Regards,
Rahul K Mishra,
www.ee.iitb.ac.in/student/~rahulkmishra