830 search results - page 129 / 166 » Approximation power of directionlets |
GLOBECOM
2008
IEEE
14 years 3 months ago
2008
IEEE
— This paper develops a mechanism for detecting session hijacking attacks in wireless networks. The proposed scheme is based on detecting abrupt changes in the strength of the re...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
We propose a simple and energy efficient distributed Change Detection scheme for sensor networks based on Page’s parametric CUSUM algorithm. The sensor observations are IID ove...
ICASSP
2008
IEEE
14 years 3 months ago
2008
IEEE
Consider a scenario where a distributed signal is sparse and is acquired by various sensors that see different versions. Thus, we have a set of sparse signals with both some commo...
ICPR
2008
IEEE
14 years 3 months ago
2008
IEEE
The Gaussian mixture model (GMM) can approximate arbitrary probability distributions, which makes it a powerful tool for feature representation and classification. However, it su...
PIMRC
2008
IEEE
14 years 3 months ago
2008
IEEE
—We present an iterative joint scheduling-routing algorithm for characterizing the long-term performance of a cellular-relaying network. The physical layer model is based on idea...