Based On The Theory Of Social Network Analysis, Social Network Information Exchange Features Case Analysis

The emergence and popularization of Internet brought the earth-shaking changes to people’s life,and various types of social network sites give a gorgeous brushstroke to people’s colorful life.In the network this paper make the obstacle of information community in SNS beginning and theoretical foundation. Paper analyses website’s characteristics on macro. Using SNA to analyses information interactive structure in the micro perception. In order to find the interaction characteristics、differences and similarities、 relationship in further. Taking a example to explain the research result and offer some advices to information service.First part is about paper’s background and significance, introduce scholar’s research results and social network methods, such as the theory of social capital、 Structural Holes Theory、Chance Chain Theory and so on. Second part is about two examples---MySpace and Weibo, author choose these cases in order to find some important findings about information interaction. Paper analyses characteristics about website’s interface、information generation information interaction based on SNA on macro. Using SNA such as:degree、clique、 strict holes to analyses information interactive structure in the micro-perspective. order to find the interaction characteristics、differences and similarities、relationship in further.Last part is about revelation and suggestion,Finding characteristics such as:SI、wide rage interaction、the interaction’s speed is quicker、the important of technology various ways to appeal people. Author suggest that:turn information interaction to knowledge interaction、protecting user’s privacy、user management、advanced technology and so on. So, according to these characteristics,this essay thought SNS should perfect itself from the following aspects:improve user viscosity,enhance the interconnected of the whole community, ascending the information communication services of community and so on.Above all author take an example to prove that ways. In order to give a better suggestion.