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k-means is a method to partition data into clusters by finding a specified number of means, k, s.t. when data are assigned to clusters w/ the nearest mean, the w/i cluster sum of squares is minimized

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k-means clustering on a probability distribution instead of a dataset

Normally, clustering algorithms such as $k$-means are defined on a dataset in the following sense: if $D$ is a dataset, find a partition of $D$ into sets $\{S_1, \dots, S_n\}$ that minimises the withi …
Harry Partridge's user avatar