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SIGCOMM
2009
ACM
14 years 2 months ago
2009
ACM
While some empirical studies on Online Social Networks (OSNs) have examined the growth of these systems, little is known about the patterns of decline in user population or user a...
MOBICOM
2006
ACM
14 years 1 months ago
2006
ACM
Characterizing mobility or contact patterns in a campus environment is of interest for a variety of reasons. Existing studies of these patterns can be classified into two basic a...
CIA
1999
Springer
13 years 11 months ago
1999
Springer
When we communicate with others in a most primitive way like face-to-face conversation, we normally gather at a common physical place. This physical constraint has been recognized ...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
The neighbourhood function NG(t) of a graph G gives, for each t ∈ N, the number of pairs of nodes x, y such that y is reachable from x in less that t hops. The neighbourhood fun...
WWW
2011
ACM
13 years 2 months ago
2011
ACM
Short URLs have become ubiquitous. Especially popular within social networking services, short URLs have seen a significant increase in their usage over the past years, mostly du...