HRC Method and System for determining online social relationship based on Heart Rhythm Coherence by Micro movement of body

摘要

Described are a method and system for determining social intimacy. The determining method according to the present invention includes the steps of: detecting PPG data from the micro movements of bodies of at least two users; detecting hear rhythm coherence (HRC) data from the PPG data of the two users; and determining relationship (intimacy) between the two users by comparing the HRC data of the two users. Accordingly, the present invention can quantitatively evaluate social relationship or intimacy between speakers online, in real time.