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ICASSP
2011
IEEE
14 years 10 months ago
The transformed Variational Bayes approximation
The purpose of this paper is to develop parameter transformation strategies that improve the accuracy of the Variational Bayes (VB) approximation. The idea is to find a transform...
Viet Hung Tran, Anthony Quinn
ICASSP
2011
IEEE
14 years 10 months ago
A perceptually transparent audio power reduction algorithm for loudspeaker power management
Power management in loudspeakers is used to extend the battery life of portable electronics and to prevent thermal damage to the speakers. Traditionally, speaker power management ...
Leung Kin Chiu, Nathan V. Parrish, David V. Anders...
ICASSP
2011
IEEE
14 years 10 months ago
On gradient type adaptive filters with non-symmetric matrix step-sizes
—In this contribution we provide a thorough stability analysis of gradient type algorithms with non-symmetric matrix step-sizes. We hereby extend existing analyses for symmetric ...
Markus Rupp
ICASSP
2011
IEEE
14 years 10 months ago
High-order center-frequency adaptive filters using block-diagram-based frequency transformation
This paper proposes a simple method of realization of centerfrequency adaptive filters for high-accuracy detection of band-pass signals immersed in a broadband signal. Our method...
Shunsuke Koshita, Yuki Kumamoto, Masahide Abe, Mas...
INFOCOM
2011
IEEE
14 years 10 months ago
Utility optimization for dynamic peer-to-peer networks with tit-for-tat constraints
— We consider a peer-to-peer network where nodes can send and receive files amongst their peers. File requests are generated randomly, and each new file can correspond to a dif...
Michael J. Neely, Leana Golubchik