490 search results - page 60 / 98 » Changing the Channel |
ICMCS
2006
IEEE
14 years 1 months 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...
ISCAS
2006
IEEE
14 years 1 months 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...
WIOPT
2006
IEEE
14 years 1 months 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...
HICSS
2005
IEEE
14 years 1 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...
ISCAS
2005
IEEE
14 years 1 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...