This paper is from 2010, and as a sibling poster points out, it's just a clustering algorithm. I think you need to consider the 'dog that didn't bark' here: if

This paper is from 2010, and as a sibling poster points out, it's just a clustering algorithm. I think you need to consider the 'dog that didn't bark' here: if the method turned out to be useful, where are the follow-up papers and the industrial applications?