in value creation process via finding and exploiting opportunities, entrepreneurs have to create and use social networks to gain access to resources and information and benefit from their social capital. the entrepreneurs’ activities, contacts and performance can influence the social capital of a society. this research reviews the previous research regarding the effect of sex segregation on soc...

This paper applies a novel technique of opinion analysis over social media data with the aim of proposing a new indicator of perceived and subjective well-being. This new index, namely SWBI, examines several dimension of individual and social life. The indicator has been compared to some other existing indexes of well-being and health conditions in Italy: the BES (Benessere Equo Sostenibile), t...

Given the steady increase of ethnic diversity in the US, greater numbers of people develop the ability to negotiate ethnic boundaries and form multiple ethnic identifications. This paper explores the relationship between intra-ethnic and cross-ethnic relationships—defined in terms of social networks—and patterns of ethnic self-identification among New York City (NYC) Latinos. Drawing on theory ...

E-Learning students can benefit from proper class formation process based on the student needs. In particular, Online Social Networks make available data concerning users’ interactions, as skills and trust relationships, that are behind the dynamics of thematic social network groups, and can be explouted to form e-Learning classes. To this aim, we propose a model based on such information, whic...

Nowadays, social networks became essential in information exchange between individuals. Indeed, as users of these networks, we can send messages to other people according to the links connecting us. Moreover, given the large volume of exchanged messages, detecting the true nature of the received message becomes a challenge. For this purpose, it is interesting to consider this new tendency with ...

Social networks are an important way to represent and analyze social phenomena. One aspect that is critical in order to provide relevant and useful analyses is the capability to infuse culture systematically. Cultural elements are typically either lacking or implicitly (and sometimes unintentionally) embedded in social network construction. Thus, current SNA approaches must deal with imprecise,...

In this paper we take into consideration the concepts of using algorithmic and data mining perspective of Online Social Networks (OSNs), with special emphasis on latest hot topics of research area. There are several factors which has made the study of OSNs gain enormous importance by researchers. Few such factors include the availability of huge amount of OSN data, the representation of OSN dat...

5 Social networks and social capital are generally considered to be important 6 variables in explaining the diffusion of behavior. However, it is contested 7 whether the actual social connections, cultural discourse, or individual 8 preferences determine this diffusion. Using discrete choice analysis applied 9 to longitudinal Twitter data, we are able to distinguish between social 10 network in...