When performing cluster analysis, you must manually specify the number of clusters to use. After clustering, ... The demo uses Python 3.5 in the Anaconda 4.1.1 ... Data clustering is the primary ...

Cluster analysis tells you about clusters of words that are getting stronger or weaker. For example, it is clear the probability that BP and "oil spill" appear close to each other spiked recently.

Example 59.1: Standardization of Variables in Cluster Analysis To illustrate the effect of standardization in cluster analysis, this example uses the Fish data set described in the "Getting Started" ...

This example uses computer-generated data to mimic a Hertzsprung-Russell plot (Struve and Zebergs 1962, p. 259) of the temperature and luminosity of stars. The data are plotted and displayed in Output ...