Google brought down to earth

From Pando Daily:

Something in all of us wants to believe that big tech companies, the ones we provide with reams of personal data everyday, are doing something noble with that information. That’s what made Google’s flu tracker, Flu Trends, so appealing. Here’s Google, taking time out of its busy day of selling our data for profit to apply those millions of Google searches and location trackers to something useful for humanity: Tracking the spread and severity of flu outbreaks across the United States.

There’s only one problem: Flu Trends is wrong.

According to a new Science study, Google overestimated flu outbreaks by 50 percent in the 2011-2012 and 2012-2013 seasons. As TIME’s Bryan Walsh writes, “If you wanted to project current flu prevalence, you would have done much better basing your models off of 3-week-old data on cases from the CDC than you would have been using GFT’s sophisticated big data methods.”

Read the rest here.

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Google brought down to earth