A method of visualizing friends relations and recommending groups in online social network

In online social network, relations among users can be treated as a graph, which is very common data structure handled in computers. Diagrams are widely used to represent the graph structure visually, and it is a better idea to show a user´s friends and there relations in a visualization diagrams than simply list them one by one. There have been only a few algorithms for generating undirected self-centered graph. This paper presents a method of visualizing friends relations of each user in social network, moreover, we presents a friend group recommendation method based on the generated graph.