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JMLR
2012
13 years 4 months ago
Noise-Contrastive Estimation of Unnormalized Statistical Models, with Applications to Natural Image Statistics
We consider the task of estimating, from observed data, a probabilistic model that is parameterized by a finite number of parameters. In particular, we are considering the situat...
Michael Gutmann, Aapo Hyvärinen
INFOCOM
2012
IEEE
13 years 4 months ago
Truthful spectrum auction design for secondary networks
Abstract—Opportunistic wireless channel access by nonlicensed users has emerged as a promising solution for addressing the bandwidth scarcity challenge. Auctions represent a natu...
Yuefei Zhu, Baochun Li, Zongpeng Li
INFOCOM
2012
IEEE
13 years 4 months ago
Di-Sec: A distributed security framework for heterogeneous Wireless Sensor Networks
Wireless Sensor Networks (WSNs) are no longer a nascent technology and today, they are actively deployed as a viable technology in many diverse application domains such as health ...
Marco Valero, Sang Shin Jung, A. Selcuk Uluagac, Y...
KDD
2012
ACM
200views Data Mining» more  KDD 2012»
13 years 4 months ago
Vertex neighborhoods, low conductance cuts, and good seeds for local community methods
The communities of a social network are sets of vertices with more connections inside the set than outside. We theoretically demonstrate that two commonly observed properties of s...
David F. Gleich, C. Seshadhri
132
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TON
2012
13 years 4 months ago
A Game-Theoretic Approach to Anonymous Networking
—Anonymous wireless networking is studied when an adversary monitors the transmission timing of an unknown subset of the network nodes. For a desired quality of service (QoS), as...
Parvathinathan Venkitasubramaniam, Lang Tong