منابع مشابه
Center of Attention: How Facebook Users Allocate Attention across Friends
An individual’s personal network — their set of social contacts — is a basic object of study in sociology. Studies of personal networks have focused on their size (the number of contacts) and their composition (in terms of categories such as kin and co-workers). Here we propose a new measure for the analysis of personal networks, based on the way in which an individual divides his or her attent...
متن کاملWho Resemble You Better, Your Friends or Co-visited Users
People are alike their graphic neighbors in social networks, which is generally accepted as the basic assumption in interest prediction. But what kind of neighbors is a better information source? This paper aims at answering this question by comparing the results of predicting users’ interests in blog social networks with different relationships and parameters. Since social networks usually kee...
متن کاملCitizens as consumers: Profiling e-government services' users in Egypt via data mining techniques
This study uses data mining techniques to examine the effect of various demographic, cognitive and psychographic factors on Egyptian citizens’ use of e-government services. Multi-layer perceptron neural network (MLP), probabilistic neural network (PNN), classification and regression trees (CART), and multivariate adaptive regression splines (MARS) are compared to a standard statistical method (...
متن کاملOverdoses among friends: drug users are willing to administer naloxone to others.
The distribution of naloxone to heroin users is a suggested intervention to reduce overdose and death rates. However, the level of willingness of drug users to administer this medication to others is unclear. Drug users recruited from the community between January 2002 and January 2004 completed a structured interview that assessed topics including drug use, overdose history, and attitudes towa...
متن کاملFacebook and people's state self-esteem: The impact of the number of other users' Facebook friends
The present two experimental studies examined the extent to which upward and downward comparison processes on Facebook influence people's state self-esteem. Participants were exposed to mock-up Facebook profiles of female and male targets with many or few Facebook friends. Participant sex was also included in the experimental design. In Study 1, a 2 (number of Facebook friends) 2 (profile owner...
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ژورنال
عنوان ژورنال: Index on Censorship
سال: 2011
ISSN: 0306-4220,1746-6067
DOI: 10.1177/0306422011411536