US Patent 7440621 Attractive facial image determining system

An attractive facial image determining system, including a first detecting section for detecting lateral angle points of both eyes in a facial image; a second detecting section for detecting oral angle points; a constructing section for constructing a rectangle which is formed of a line segment made by a side that passes through the lateral angle points of both eyes detected by the first detecting section, and an opposed line segment that passes through both oral angle points detected by the second detecting section; and a determining section which obtains a ratio of a long side and a short side of the rectangle obtained via the constructing section, and determines whether the ratio is within a predetermined range.