Determining Influential User(s) in Online Social Networks

In today’s world online social network (OSNs) are exclusive social and web portent affecting perceptions and behaviours of their users and helping them to maintain/create social presence. It is remarkable to analyze the growth and evolution of online social networks where either we consider the marketing strategy or new services being offered, also from a scientific viewpoint, since their erection and evolution may share similarities with tangible social network. Several techniques for analyzing social networks have been developed, to gauge quantitative properties (e.g., defining metrics and measures of fundamental characteristics of the networks) or qualitative aspects (e.g., studying the attachment model for the network evolution and the link prediction problem). However, online social network analysis poses novel challenges both to computer and Social scientists. Social Influential user (SIU) is a unique web and social phenomenon affecting tastes and behaviours of their users and helping them to maintain/create friendships. There can be many different ways to calculate the power of user. In this section, we are describing novel method to calculate the influence power of users in online social network. In our Research we focussing on user activity based influence power. The influence power of a document is greater when activities are more of other users on the document and with more activities of other users on the documents that are reproduced from the original document and also the degree of friends of friend. Therefore, to the computational point of view we are going to calculate document power as well as user’s power in existing network