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108
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MICCAI
2010
Springer
14 years 10 months ago
Symmetric Positive-Definite Cartesian Tensor Orientation Distribution Functions (CT-ODF)
Abstract. A novel method for estimating a field of orientation distribution functions (ODF) from a given set of DW-MR images is presented. We model the ODF by Cartesian tensor basi...
Yonas T. Weldeselassie, Angelos Barmpoutis, M. Ste...
120
Voted
MOBIHOC
2010
ACM
14 years 10 months ago
Data preservation under spatial failures in sensor networks
In this paper, we address the problem of preserving generated data in a sensor network in case of node failures. We focus on the type of node failures that have explicit spatial s...
Navid Hamed Azimi, Himanshu Gupta, Xiaoxiao Hou, J...
102
Voted
PIMRC
2010
IEEE
14 years 10 months ago
Fast varying channel estimation in downlink LTE systems
This paper tackles the problem of fast varying channel estimation in LTE systems. Particular attention is given to downlink transmission where OFDMA is used as the multiple access ...
Youssef El Hajj Shehadeh, Serdar Sezginer
124
Voted
PIMRC
2010
IEEE
14 years 10 months ago
Opportunistic channel access scheme for cognitive radio system based on residual white space distribution
We propose an opportunistic channel access scheme for cognitive radio-enabled secondary networks. In our work, we model the channel occupancy due to Primary User (PU) activity as a...
Manuj Sharma, Anirudha Sahoo
127
Voted
SECON
2010
IEEE
14 years 10 months ago
Multiple Access Mechanisms with Performance Guarantees for Ad-Hoc Networks
This paper bears on the design and the quantitative evaluation of MAC mechanisms for wireless ad-hoc networks with performance guarantees. By this, we mean mechanisms where each ac...
Paola Bermolen, François Baccelli
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