Sciweavers

3240 search results - page 105 / 648
» Pre-aggregation with probability distributions
Sort
View
ICASSP
2011
IEEE
13 years 1 months ago
Random block-angular matrices for distributed data storage
Random binary matrices have found many applications in signal processing and coding. Rateless codes, for example, are based on the random generation of codewords by means of inner...
Paulo Jorge S. G. Ferreira, Bruno Jesus, Jose Viei...
ICIP
2008
IEEE
14 years 11 months ago
Localization of tampering in contrast and brightness adjusted images using distributed source coding and expectation maximizatio
Media authentication and tampering localization are important in content delivery via untrusted intermediaries, such as peer-to-peer (P2P) file sharing. Many differently encoded v...
Yao-Chung Lin, David P. Varodayan, Torsten Fink, E...
CISS
2008
IEEE
14 years 3 months ago
Unsupervised distributional anomaly detection for a self-diagnostic speech activity detector
— One feature that classification algorithms typically lack is the ability to know what they do not know. With this knowledge an algorithm would be able to operate in any domain...
Nash M. Borges, Gerard G. L. Meyer
CISS
2008
IEEE
14 years 3 months ago
A distributed scheme for detection of information flows
—Distributed detection of information flows spanning many nodes in a wireless sensor network is considered. In such a system, eavesdroppers are deployed near several nodes in th...
Ameya Agaskar, Lang Tong, Ting He
VTC
2008
IEEE
101views Communications» more  VTC 2008»
14 years 3 months ago
Effect of Distributed Subcarrier Permutation on Adaptive Beamforming in WiMAX Networks
—In this paper, we investigate the performance of adaptive beamforming while using subcarrier permutation PUSC in WiMAX cellular network. In the literature, it has been shown tha...
Masood Maqbool, Marceau Coupechoux, Philippe Godle...