Data clustering, or cluster analysis, is the process of grouping data items so that similar items belong to the same group/cluster. There are many clustering techniques. In this article I'll explain ...

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Apache Spark, the big data processing framework that is a fixture of many Hadoop installs, has reached its 1.4 incarnation. With it comes support for R and Python 3 — two languages in wide use by data ...

Now that you have a solid foundation in Supervised Learning, we shift our attention to uncovering the hidden structure from unlabeled data. We will start with an introduction to Unsupervised Learning.