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» Modeling Reputational and Informational Influences in Thresh...
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WWW
2007
ACM
14 years 6 months ago
Information flow modeling based on diffusion rate for prediction and ranking
Information flows in a network where individuals influence each other. The diffusion rate captures how efficiently the information can diffuse among the users in the network. We p...
Xiaodan Song, Yun Chi, Koji Hino, Belle L. Tseng
STOC
2007
ACM
140views Algorithms» more  STOC 2007»
14 years 6 months ago
On the submodularity of influence in social networks
We prove and extend a conjecture of Kempe, Kleinberg, and Tardos (KKT) on the spread of influence in social networks. A social network can be represented by a directed graph where...
Elchanan Mossel, Sébastien Roch
HICSS
2003
IEEE
117views Biometrics» more  HICSS 2003»
13 years 11 months ago
The German Mobile Standards Battle
The diffusion of innovations has long been a research domain in IS research. Yet, there is no sound theory nor practice to fully understand the complex mechanisms behind networks ...
Roman Beck, Daniel Beimborn, Tim Weitzel
IADIS
2003
13 years 7 months ago
Forecasting the Growth of ATM and POS in the Portuguese Banking System
There are several factors that have been influencing and creating deep changes in the Portuguese banking sector. Among these, we can highlight technological innovation, the increa...
Fernando Alberto Freitas Ferreira, Nuno Sidó...