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SOCIALCOM
2010
13 years 6 months ago
Friendfeed Breaking News: Death of a Public Figure
Abstract--Microblogging sites allow users to post short messages online, offering a reliable way to communicate and to spread information quickly and efficiently; moreover, they ca...
Matteo Magnani, Danilo Montesi, Luca Rossi
ICASSP
2011
IEEE
13 years 23 days ago
Diffusions of innovations on deterministic topologies
In this paper, we are interested in modeling diffusion of innovations on social networks. We focus on a scenario where innovation emerges at a small number of nodes in the society...
Mehmet Ercan Yildiz, Daron Acemoglu, Asuman E. Ozd...
KDD
2008
ACM
142views Data Mining» more  KDD 2008»
14 years 9 months ago
Weighted graphs and disconnected components: patterns and a generator
The vast majority of earlier work has focused on graphs which are both connected (typically by ignoring all but the giant connected component), and unweighted. Here we study numer...
Mary McGlohon, Leman Akoglu, Christos Faloutsos
RECSYS
2009
ACM
14 years 3 months ago
FeedbackTrust: using feedback effects in trust-based recommendation systems
With the advent of online social networks, the trust-based approach to recommendation has emerged which exploits the trust network among users and makes recommendations based on t...
Samaneh Moghaddam, Mohsen Jamali, Martin Ester, Ja...
NIPS
2008
13 years 10 months ago
Mixed Membership Stochastic Blockmodels
Consider data consisting of pairwise measurements, such as presence or absence of links between pairs of objects. These data arise, for instance, in the analysis of protein intera...
Edoardo Airoldi, David M. Blei, Stephen E. Fienber...