Nowadays, the internet and social networks become more popular than ever. People in all ages use the internet and communicate by that. One of the most terrible events in our daily life is to disconnect from the internet and lose the connections. It may also influence on the economics; so the sustainability in this area is necessary. Internet service provider companies are the executors of selli...

The rapid development of technology, the Internet, and the development of electronic commerce have led to the emergence of recommender systems. These systems will assist the users in finding and selecting their desired items. The accuracy of the advice in recommender systems is one of the main challenges of these systems. Regarding the fuzzy systems capabilities in determining the borders of us...

Nowadays, the internet and social networks become more popular than ever. People in all ages use the internet and communicate by that. One of the most terrible events in our daily life is to disconnect from the internet and lose the connections. It may also influence on the economics; so the sustainability in this area is necessary. Internet service provider companies are the executors of selli...

technologies and various media have affected social institutions such as family and causeshape changes in relationships within the family. one of the means of communication that are easilyand widely used in the household is internet. with the entrance of media, especially the internet tothe family, changes in personal, social, public and private relationships are occurred. the use ofsocial netw...

Social media is international: users from different cultures and language backgrounds are generating and sharing content. But language barriers emerge in the communication landscape online. In the quest for language diversity and universal access, the vision of a cosmopolitan Internet has stumbled over the language frontier. In the microblogging site Twitter, information spreads across language...

the aim of this paper is to investigate the effects of information and communication technology on the structure of social networks. three major questions have been considered. first, how far does the combination of adolescent social links tend to be heterogeneous and how much is this change related to social and technological factors? second, does this alternation affect the power of adolescen...