Social media are media contributed by common users and distributed in social networks. There may exist thousands of answers to a single question provided by different users. However, it is difficult to evaluate the authority of a user to a specific question. We introduce a new method for identifying experts in social media. Both the structure of the social network and content of the media are u...

Research on happiness has been conducted for many decades with various interesting results reported by different groups of researchers. While there is a plethora of research efforts on happiness in general, there is little work being done to study the effects of online social networks on happiness. This is mainly due to the relative (in)maturity of online social networking as it has only been a...

according to the widespread interest students in social networks, study of user' traits as antecedents of social networks addiction given special importance,study of user' traits as antecedents of social networks addiction given special importance. the aim of current research was prediction of social networks addiction on the basis of student' loneliness and self-esteem. research...

Social networks are typically constructed based on explicit and well-defined relationships among individuals. In this paper, we describe another class of social networks, known as Implicit Affinity Networks (IANs), where links are implicit in the patterns of natural affinities among individuals. An effective mathematical formulation of social capital based on implicit and explicit connections i...

Social networks have become extremely popular in recent years. A new requirement of connecting physical devices into social networks is emerging gradually. In this paper, we propose a case study to explore the effectiveness of connecting devices into mobile social networks for status monitoring and controlling. In our work, we developed iGreenhouse, a greenhouse can post its environment informa...

The problem of social capital in context of the online social networks is presented in the paper. Not only the specific elements, which characterize the single person and influence the individual’s social capital like static social capital, activity component, and social position, but also the ways of stimulation of the social capital are described.

Organizational virtual social networks (OVSN) reshape social structures due to their ability to strengthen social ties, to change power relations and to enable new forms of cooperation. Research in Information and Communication Technologies (ICT) has led to various approaches that analyze the impact of OVSN on organizations in terms of structure and behavior. Our study aims to analyze important...

What is Social Network Analysis? The Social Network Approach Units of Analysis Relations Ties Multiplexity Composition Beyond the Tie Social Networks Two Views: Ego-Centered and Whole Networks Network Characteristics Partitioning Networks Groups STUDYING ONLINE SOCIAL NETWORKS, by Laura Garton... http://jcmc.indiana.edu/vol3/issue1/garton.html 1 of 32 9/21/11 11:24 AM Positional Analysis Networ...

Social network analysis investigates the structure of relations amongst social actors. A general approach to detect patterns of interaction and to filter out irregularities is to classify actors into groups and to analyze the relational structure between and within the various classes. The first part of this paper presents methods to define and compute structural network positions, i. e., class...