Here's how a computer knows if you're heading for a breakup

Most of the time, you get a gut feeling right before the demise of a relationship.

But sometimes, breakups come out of the blue, or at least faster than expected.

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There's no sure way to ever know if your relationship will last, but researchers at USC have created a computer algorithm that can analyze certain aspects of what a couple says and does and determine the healthiness of a relationship. Shrikanth Narayanan, one of the lead researchers on the project, has also determined other factors he's found that can hint whether or not a relationship is doomed to fail using different computer algorithms.

Here's what he found: