Back-up: http://plinycompute.blogs.rice.edu/tutorials/user-defined-types/
User-defined data types are defined in shared libraries, which once compiled and built are registered in PlinyCompute’s catalog. It is up to the user to decide what to include in the class, however it has to satisfy these requirements: The
K-Means Clustering
While not a particularly interesting computation, it is a now-classic benchmark for Big Data ML. We specifically developed our PC $k$-means implementation to closely matchthe implementation in Spark’s mllib. Both implementations use the standard trick, where, to find the centroid
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