why are topics clustered why is clustering important why is clustering so important in statistics why is it important to cluster items together what is clustering in k mean why clustering cluster ranking meaning how is clustering related to the ranking why do we cluster topics k which is more important the cluster a or the cluster b what is clustering and why is this important which kmean is the more important cluster? what is meant by cluster which cluster is the most important why is clustering important in kmeans why is the clustering method important what is clustering for ranking why is clustering important in k memes is clustering or clustering important? cluster a k means