in this paper, considering the importance of opinion leadership and use of social networks for marketing, over 90 articles are studied and a comprehensive review of different studies in this area has been done. studies show that different titles such as opinion leader, influential people, market maven and key player are used to refer to influential groups in social networks. notwithstanding the...

regulations of use of social networks, as one of the key components in these networks, serve an important role in controlling the flow of traffic. the study of the harmonization of these terms and regulations can be a significant step to avoid congestion and (users’) rejection in the network. harmonization of traffic control regulations (tcr) among social networks is one of the best solutions...

The rise in the use of social network sites allows us to collect large amounts of user reported data on social structures and analysis of this data could provide useful insights for many of the social sciences. This analysis is typically the domain of Social Network Analysis, and visualization of these structures often proves invaluable in understanding them. However, currently available visual...

Music and online Social Network Sites (SNS) are closely intertwined in popular culture, but we know relatively little about how performers use and take advantage of such social systems. This paper investigates this space by exploring how professional DJs leverage SNS in their work. It adopts a long term mixed-methods ethnographic approach encompassing semi-structured interviews, supported by st...

Social networks are graphs to represent social relationships. Social networks often change, but graph theory is based on static graphs. To deal with such dynamics we start from Searle‘s construction of social reality [4]. Example 1Game of Diplomacy game board: map with countries, armies of players moves: attack; collect taxes; invest social relation: power, fear, trust, alliance, ... Speech act...

The identification of distinct user roles is an important theme in social media research. However, for Enterprise Social Networks (ESN), the use of social media within organisations, research identifying such roles is still lacking. Yet, understanding user roles, in particular regarding their knowledge contributions and communication behaviour, might usefully support companies in managing criti...