Abstract:
An arm-fastening device may comprise: a guide part for elastically fastening a first recessed point in the lower part of the radius of an arm of a user and a second recessed point in the lower part of the ulna of the arm of the user; a measurement part for, when the arm is fastened, measuring the length of the arm, the length being from a reference surface to the point where the guide part fastens the first recessed point and the second recessed point; and a determination part for determining whether the arm is fastened according to the result of a comparison of the measured length of the arm with a reference length used for determining whether the arm is fastened.
Abstract:
A method of determining a facial expression type may include extracting feature points representing facial characteristics from a facial image of a user; grouping the extracted feature points into a plurality of regions; and determining a facial expression type for each of a plurality of groups using feature points and a facial expression type function corresponding to each of the groups.
Abstract:
A health state determining method is disclosed, which includes receiving a facial image of a user, obtaining at least one user database (DB) image corresponding to the facial image, and determining a health state of the user by comparing the facial image to the at least one user DB image.