SOCIAL NETWORK SERVICE SYSTEM FOR RECOMMENDING FRIENDS OF FRIENDS BASED ON INTIMACY BETWEEN USERS, AND METHOD OF PROVIDING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a social network service system and method for recommending friends of friends on the basis of intimacy between users.SOLUTION: The social network service system includes: an extracting unit to extract communication information from friend relation between a user and first-group friends and from friend relation of second-degree friends, who have friend relation with friends of the user; a calculating unit to calculate intimacy of the friend relation on the basis of the extracted communication information; and a generating unit to generate a recommended list of the second-group friends on the basis of the calculated intimacy.