\frac{1}{|C_k|}\sum_{i,i' \in C_k} \sum_{j=1}^p (x_{ij} - x_{i'j})^2 = 2 \sum_{i \in C_k} \sum_{j=1}^p (x_{ij} - \bar{x}_{kj})^2 = & ((x_{ij} - \bar{x}_{kj}) - (x_{i ...
To whet everyones appetites, let's take a look at just what is possible with the ggplot package in R. All of these visualizations were made in R, and their code is available online. - Please submit ...
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