Ambient Intelligence creates scenarios in which the reality is modified by devices that augment the possibilities of social interaction. In this paper we propose an approach based on institutions to describe and model the virtual reality created by an application of Ambient Intelligence. First, using the multiagent systems, we give a model of institution in terms of the relations of power and d...

The discovery of community structure in networks is a problem of considerable interest in recent years. In online social networks, often times, users are simultaneously involved in multiple social media sites, some of which share common social relationships. It is of great interest to uncover a shared community structure across these networks. However, in reality, users typically identify thems...

e-Learning has turned to be a necessity for everyone, as it enables continuous and life-long education. Learners are social by nature. They want to connect to othersand share the same interests. Online communities are important to help and encourage learners to continue education. Learners through social capabilities can share different experiences.Social networks are cornerstone for e-Learning...

In this paper, we report on the initial design and implementation of a project entitled RE@L Research Environments Associated with Learning through Social Networks. Our goal is to examine how future science gateways that rely on immersive virtual environments and Web 2.0 technologies can bridge the gap between research and education. To this end, we strategically apply middleware technologies i...

Social networks are analyzed and mined to find communities, or groupings of interrelated entities. Community mining provides this higher level of structure and offers greater understanding, but networks change over time. Their constituent communities change, and the elements of those communities change over time as well. By performing event analysis, the evolutions of communities are abstracted...

Quantification of human group-behavior has so far defied an empirical, falsifiable approach. This is due to tremendous difficulties in data acquisition of social systems. Massive multiplayer online games (MMOG) provide a fascinating new way of observing hundreds of thousands of simultaneously socially interacting individuals engaged in virtual economic activities. We have compiled a data set co...

The characterization and assessment of the social capital of a member in collaborative networks is an important element to help promoting the success of collaborative networks. However, models to measure the social capital are lacking. Applying some concepts from social networks theory, this paper discusses some perspectives and criteria to identify and measure the value of social capital of a ...

The purpose of the present study is to investigate the sociological impact of social factors on the electoral behavior of citizens of Mazandaran province by comparing the two age groups of youth and adults. In this regard, a descriptive-analytical cross-sectional study was conducted using a researcher-made questionnaire. Statistical population of this study is men and women over 18 years old th...