Archives Dec. 15, 2012

A Deeper Look at the Correlation Wheel

It's time to take a deeper look at the Correlation Wheel. We are excited about the correlation wheel. One of the most important statistics used to understand text is co-occurence. Knowing what things co-occur together often can be quite a useful tool when trying to understand not just text, but a whole range of other data as well.

Having said that, there is also a danger that co-occurence can make things even harder to understand. To see why, we need to understand the various ways we can calculate co-occurence.

When we say concept X co-occurs with concept Y 10 ...

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