45 search results - page 6 / 9 » Structural Changes in an Email-Based Social Network |
WWW
2007
ACM
14 years 6 months ago
2007
ACM
Social networking services are a fast-growing business in the Internet. However, it is unknown if online relationships and their growth patterns are the same as in real-life socia...
DIGITALCITIES
2001
Springer
13 years 10 months ago
2001
Springer
Much thinking about digital cities is in terms of community groups. Yet, the world is composed of social networks and not of groups. This paper traces how communities have changed ...
SDM
2009
SIAM
14 years 3 months ago
2009
SIAM
Complex systems exhibit emergent patterns of behavior at different levels of organization. Powerful network analysis methods, developed in physics and social sciences, have been s...
ATAL
2007
Springer
13 years 12 months ago
2007
Springer
We investigate a framework where agents search for satisfying products by using referrals from other agents. Our model of a mechanism for transmitting word-of-mouth and the result...
KDD
2009
ACM
14 years 6 months ago
2009
ACM
We propose two approximation algorithms for identifying communities in dynamic social networks. Communities are intuitively characterized as "unusually densely knit" sub...