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SIGMETRICS
2010
ACM
173views Hardware» more  SIGMETRICS 2010»
15 years 8 months ago
Channel fragmentation in dynamic spectrum access systems: a theoretical study
Dynamic Spectrum Access systems exploit temporarily available spectrum (‘white spaces’) and can spread transmissions over a number of non-contiguous sub-channels. Such methods...
Edward G. Coffman Jr., Philippe Robert, Florian Si...
WWW
2006
ACM
16 years 4 months ago
Probabilistic models for discovering e-communities
The increasing amount of communication between individuals in e-formats (e.g. email, Instant messaging and the Web) has motivated computational research in social network analysis...
Ding Zhou, Eren Manavoglu, Jia Li, C. Lee Giles, H...
CHI
2010
ACM
15 years 10 months ago
Improving social game engagement on facebook through enhanced socio-contextual information
In this paper we describe the results of a controlled study of a social game, Magpies, which was built on the Facebook Online Social Network (OSN) and enhanced with contextual soc...
Ben Kirman, Shaun Lawson, Conor Linehan, Francesco...
139
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SIMUTOOLS
2008
15 years 5 months ago
Bridging UMTS and multicast routing in ns-2
In this paper, we present the design and the implementation of a novel scheme for the multicast transmission of data over Universal Mobile Telecommunications System (UMTS) network...
Antonios G. Alexiou, Christos Bouras, Andreas Papa...
142
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NN
2010
Springer
183views Neural Networks» more  NN 2010»
15 years 2 months ago
Dimensionality reduction for density ratio estimation in high-dimensional spaces
The ratio of two probability density functions is becoming a quantity of interest these days in the machine learning and data mining communities since it can be used for various d...
Masashi Sugiyama, Motoaki Kawanabe, Pui Ling Chui