| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a device and a program capable of properly performing face authentication even if relative position relation between the device and an imaging part for acquiring a face image for performing face authentication changes, especially height of a user changes due to shoes which are worn by the user or the like.SOLUTION: When performing face authentication of a user, an image processing device 10 registers a face image in advance. When registering the face image, the image processing device 10 registers the face image not only by imaging a front image while displaying the face image 141, but also by imaging an upward image and a downward image while displaying guide marks 143 and 145 respectively. When performing face authentication, the image processing device 10 performs face authentication by using the front image together with the upward image and the downward image.</p> |
