
Science & Technology
Tracking Tweets to Enhance Food Safety
The system combines machine-learning and crowdsourcing techniques to analyze millions of tweets to find people reporting food poisoning symptoms following a restaurant visit.

Science & Technology
Tweets Predict Lifestyle Influence on Health
At the heart of their work is how they are training an algorithm to distinguish between tweets that suggest the person tweeting is sick and those that don’t.

Science & Technology
What’s Big Data Got to Do with It?
A lot, as it happens. Henry Kautz, chair of the computer science department, and his colleagues have shown that Twitter messages can be harnessed to predict the spread of infectious diseases, for example.