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Timur Gök in Finance has been working with Tag Clouds, and shared an interesting resource with me:

The resource lists several ways of presenting text visualization (graph, chart, map, network, timeline, word cloud). Some good advice and examples there.

For those interested in working with Tag Clouds, TagCloud is a good choice for those working with short documents:

then this will be your easiest/free option:

Wordle does much the same:

However, Timur would like to use lengthy PDF documents as his source material. The process of taking something directly from a PDF is a little more complicated. This site explains the process in which someone created a tool:

There would be some work setting this up, but this could be worthwhile.
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