For 140 characters, Twitter can tell us a lot about ourselves.

By looking at masses of tweets, word-crunching software can tell when we’re feeling up or down, help us decide what stocks to buy or sell, and track the spread of illness through a population.

UWA linguist Daniel Midgley puts it all together on this week’s Talk the Talk.

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Show notes

PC World article:

This New York article has some stats about tweet numbers:

But why not check them out yourself?

Twitter and trading

Twitter and health

One NLP project about using Twitter to recognise named entities to help during emergencies (PDF)