9284 search results - page 1553 / 1857 » Knowledge State Algorithms |
162
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GLOBECOM
2007
IEEE
16 years 28 days ago
2007
IEEE
This paper addresses initial ranging (uplink synchronization and power control) for TDD OFDMA systems. Exploiting the channel knowledge from the downlink channel together with ini...
180
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ICC
2007
IEEE
16 years 28 days ago
2007
IEEE
Abstract— Securing broadcast communication over sensor networks is an important research challenge. In general, broadcast communication has two important metrics: security and re...
220
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ICCV
2007
IEEE
16 years 28 days ago
2007
IEEE
This paper treats tracking as a foreground/background classification problem and proposes an online semisupervised learning framework. Initialized with a small number of labeled ...
155
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ICDCS
2007
IEEE
16 years 28 days ago
2007
IEEE
Although the content of sensor messages describing “events of interest” may be encrypted to provide confidentiality, the context surrounding these events may also be sensitiv...
184
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ICIP
2007
IEEE
16 years 28 days ago
2007
IEEE
This paper addresses the problem of compact representation of a 3D scene, captured by distributed omnidirectional cameras. As the images from the sensors are likely to be correlat...