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» Approximation Algorithms for the Max-coloring Problem
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ICASSP
2008
IEEE
14 years 3 months ago
High-dynamic range compression using a fast multiscale optimization
to appear in Proc. IEEE Int’l Conf. on Acoustics, Speech, and Signal Processing, March, 2008 High-dynamic-range medical images take intensity values which cannot be visualized o...
Matthieu Maitre, Yunqiang Chen, Tong Fang
ICASSP
2008
IEEE
14 years 3 months ago
Using variational bayes free energy for unsupervised voice activity detection
This paper addresses the problem of Voice Active Detection (VAD) in noisy environments. We introduce Variational Bayes approach to EM for classification to replace the heuristic ...
David Cournapeau, Tatsuya Kawahara
GLOBECOM
2007
IEEE
14 years 3 months ago
Non-Cooperative Power Control for Faded Wireless Ad Hoc Networks
— The problem of non-cooperative power control is studied for wireless ad hoc networks supporting data services. We develop a maximum throughput based non-cooperative power contr...
Xiaolu Zhang, Meixia Tao, Chun Sum Ng
GLOBECOM
2007
IEEE
14 years 3 months ago
Contraction Approach to Power Control, with Non-Monotonic Applications
Abstract—In wireless networks, monotonic, strictly subhomogeneous functions have been used to analyze power control algorithms. We provide an alternative analysis based on the ob...
Carl J. Nuzman
CSR
2007
Springer
14 years 3 months ago
Estimation of the Click Volume by Large Scale Regression Analysis
Abstract. How could one estimate the total number of clicks a new advertisement could potentially receive in the current market? This question, called the click volume estimation p...
Yury Lifshits, Dirk Nowotka