Her research found that voters' stated preferences didn't seem to match up with what she measured as their unconscious feelings.

NPR: Examining New Hampshire's Surprise Shift to Clinton

After taking stock of your stated and revealed preferences, the software finds people on the site who have similar dissonances between the two, and uses their experiences to approximate what yours should be.

NEWYORKER: Looking for Someone

But any further preferences they could have stated will not be taken into account.

BBC: Q&A: Alternative vote referendum