490 search results - page 60 / 98 » Changing the Channel |
140
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ICMCS
2006
IEEE
16 years 1 days ago
2006
IEEE
An adaptive robust image watermarking technique for color image authentication is proposed. In the proposed approach, the Y channel of a Yuv color host image and a concatenated RG...
146
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ISCAS
2006
IEEE
16 years 21 hour ago
2006
IEEE
— In this paper, we present a two-pass error-resilience transcoding scheme based on content-aware intra-refresh (CAIR) for inserting error-resilience features to a compressed vid...
187
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WIOPT
2006
IEEE
16 years 8 hour ago
2006
IEEE
— We explore the advantages of intelligently dropping a small fraction of packets that arrive for transmission over a time varying wireless downlink. Without packet dropping, the...
152
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HICSS
2005
IEEE
15 years 11 months ago
2005
IEEE
Traditional governmental structures have organized the capture, use, and management of information along agency lines. These “information silos” are not very useful in a dynam...
147
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ISCAS
2005
IEEE
15 years 11 months ago
2005
IEEE
—This paper presents a sampling frequency offset estimation in time domain for discrete multitone (DMT) systems. Cyclic prefix (CP) enables this estimation without pilots. The pr...