Study on the Application of Models and Algorithms to Identify Key Players in Identifying the Most Influential Individuals in Social Networks

Abstract: Social network analysis is an ​​active research area carrying important meanings in practice, enabling people to capture and manipulate complex information flows constantly running in the community. A social network is analyzed to find out the most influencing factor on the others, which is called the Key Player. Identifying a Key Player on a social network is an advantage for making good use of that social network for certain purposes. Studies have not yet been applied to a particular social network or community. It also does not focus on identifying the influence of individuals or their writings on the behaviour of the others. This study presents a new information network model that exerts influence among the vertices and builds a new formula to calculate the influence of information in accordance with the new information network model.

Keywords: Key Player, Opinion Leader, Social Network, Virtual Community