Microsoft analyzes web searches, finds clues for early cancer detection

Analyzing online activities can provide clues as to a person's chances of having cancer, Microsoft researchers showed in a paper published this week.Specifically, the researchers demonstrated that by analyzing web query logs they were able to identify internet users who had pancreatic cancer even before they'd been diagnosed.[ Related: Biden says big data is key to fight against cancer ]The study suggest that "low-cost, high-coverage surveillance systems" can be created to passively observe sear