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CISS
2008
IEEE
15 years 11 months ago
Distributed estimation in wireless sensor networks via variational message passing
Abstract – In this paper, a variational message passing framework is proposed for Markov random fields. Analogous to the traditional belief propagation algorithm, variational mes...
Yanbing Zhang, Huaiyu Dai
GLOBECOM
2008
IEEE
15 years 11 months ago
Cross-Layer Design with Adaptive Modulation: Delay, Rate, and Energy Tradeoffs
— We present a crosslayer framework for optimizing the performance of wireless networks as measured by applications or upper layer protocols. The approach combines adaptive modul...
Daniel O'Neill, Andrea J. Goldsmith, Stephen P. Bo...
GLOBECOM
2008
IEEE
15 years 11 months ago
Blind Turbo Channel Estimation of QAM Signals Exploiting Code Constraints
—We present a blind turbo equalizer for QAM signals that exploits the statistics that a channel code imposes on the transmitted signal. The receiver is an adaptation of previous ...
André Fonseca dos Santos, Wolfgang Rave, Ge...
HAPTICS
2008
IEEE
15 years 11 months ago
Haptic Feedback Based on Physically Based Modeling for Cellular Manipulation Systems
This paper focuses on developing a haptic rendering technique for cellular manipulation using image processing techniques and physically based models. The interaction forces betwee...
Jungsik Kim, Farrokh Janabi-Sharifi, Jung Kim
IAT
2008
IEEE
15 years 11 months ago
An Enhanced Similarity Measure for Utilizing Site Structure in Web Personalization Systems
The need for recommendation systems to ease user navigations has become evident by growth of information on the Web. There exist many approaches of learning for Web usage-based re...
Shaghayegh Sahebi, Farhad Oroumchian, Ramtin Khosr...