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142
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ICC
2007
IEEE
16 years 29 days ago
2007
IEEE
— We propose an improved channel estimator for reuse-1 orthogonal frequency division multiplexing (OFDM) cellular systems1 . The proposed channel estimation technique exploits de...
198
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ICC
2007
IEEE
16 years 29 days ago
2007
IEEE
— We address a lifetime maximization problem for a single-hop wireless sensor network where multiple sensors encode and communicate their measurements of a Gaussian random source...
157
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ICCCN
2007
IEEE
16 years 29 days ago
2007
IEEE
Abstract—The current system design of mobile ad hoc networks (MANET), derived from their traditional fixed counterparts, cannot fully meet the requirements inherent to the dynam...
195
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ICCV
2007
IEEE
16 years 29 days ago
2007
IEEE
Multi-chamber heart segmentation is a prerequisite for global quantification of the cardiac function. The complexity of cardiac anatomy, poor contrast, noise or motion artifacts ...
149
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IEEEARES
2007
IEEE
16 years 28 days ago
2007
IEEE
Validating an end-entity X.509 digital certificate prior to authorizing it for using a resource into the computational Grid has become a widely studied topic due to its importance...