This is a blog containing data related news and information that I find interesting or relevant.
Links are given to original sites containing source information for which I can take no responsibility. Any opinion expressed is my own.
Wednesday 11 February 2015
Data Science 102: K-means clustering is not a free lunch
K-means is a widely used method in cluster analysis, but what are its underlying assumptions and drawbacks? David Robinson examines what happens for non-spherical data and unevenly sized clusters.
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