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» Modeling and Analysis of Probabilistic Timed Systems
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PIMRC
2010
IEEE
13 years 6 months ago
Connectivity in wireless networks with dynamic key compromise and recovery
Abstract--This paper considers the problem of key management in wireless networks. In particular, we investigate the effect of dynamic key compromise and recovery on connectivity i...
Satashu Goel, Aylin Yener
WSDM
2012
ACM
301views Data Mining» more  WSDM 2012»
12 years 4 months ago
Learning evolving and emerging topics in social media: a dynamic nmf approach with temporal regularization
As massive repositories of real-time human commentary, social media platforms have arguably evolved far beyond passive facilitation of online social interactions. Rapid analysis o...
Ankan Saha, Vikas Sindhwani
MOBIHOC
2008
ACM
14 years 8 months ago
The networking shape of vehicular mobility
Mobility is the distinguishing feature of vehicular networks, affecting the evolution of network connectivity over space and time in a unique way. Connectivity dynamics, in turn, ...
Marco Fiore, Jérôme Härri
ISM
2008
IEEE
110views Multimedia» more  ISM 2008»
14 years 3 months ago
A Hardware-Independent Fast Logarithm Approximation with Adjustable Accuracy
Many multimedia applications rely on the computation of logarithms, for example, when estimating log-likelihoods for Gaussian Mixture Models. Knowing of the demand to compute loga...
Oriol Vinyals, Gerald Friedland
3DPVT
2006
IEEE
145views Visualization» more  3DPVT 2006»
14 years 2 months ago
The Recursive Multi-Frame Planar Parallax Algorithm
This paper presents a method for obtaining accurate dense elevation and appearance models of terrain using a single camera on-board an aerial platform. Applications of this method...
Christopher Geyer, Todd Templeton, Marci Meingast,...