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.

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: