Xiaomi new patent: lie detection through pupil trajectory

CTOnews.com March 8 news, Xiaomi Mobile Software Co., Ltd. applied for a "lie detection method, device, mobile terminal and storage medium" patent has been granted recently.

Abstract shows that the invention relates to a lie detection method, a device, a mobile terminal and a storage medium. The method is applied to a mobile terminal. The mobile terminal includes a first camera, and the first camera is a telephoto camera.

The method includes: adjusting the shooting angle of the telephoto camera to the face of the object to be tested; obtaining the facial image of the object to be tested through the telephoto camera, and determining the pupil trajectory according to the facial image; when the pupil trajectory meets the preset conditions, it is determined that the object to be tested is lying. By setting a telephoto camera on the mobile terminal to collect the pupil movement track of the object to be tested, and judging whether the object to be tested is lying or not according to the pupil motion trajectory, the invention can realize a simple and effective lie detection function on the mobile terminal, which can enhance the interest of users in using the mobile terminal, and then enhance the user experience.

CTOnews.com Note: because most people often have erratic eyes and are afraid to look at each other when they are lying. The patent technology Xiaomi applied for this time is to identify whether the test subjects are lying through the extraction of these key information.