A gaze detection apparatus according to the present invention, includes at least one memory and at least one processor which function as: a detection unit configured to detect a gaze of an eye that views a display surface, based on an eye image obtained by capturing the eye; and a determination unit configured to determine whether the detection of the gaze is in error, based on a current eye image and a past eye image.
GAZE DETECTION APPARATUS, GAZE DETECTION METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM