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TCSV
2002
88views more  TCSV 2002»
13 years 7 months ago
Variable complexity DCT approximations driven by an HVQ-based analyzer
Transform approximations are explored for speeding up the software compression of images and video. Approximations are used to replace the regular discrete cosine transform (DCT) w...
Ricardo L. de Queiroz
DCC
2011
IEEE
13 years 2 months ago
Video Compressed Sensing with Multihypothesis
The compressed-sensing recovery of video sequences driven by multihypothesis predictions is considered. Specifically, multihypothesis predictions of the current frame are used to...
Eric W. Tramel, James E. Fowler
CHI
1998
ACM
13 years 11 months ago
Awareness Driven Video Quality of Service in Collaborative Virtual Environments
We extend previous work on texture mapping video streams into virtual environments by introducing awareness driven video QoS. This uses movements within a shared virtual world to ...
Gail Reynard, Steve Benford, Chris Greenhalgh, Chr...
ECCV
2010
Springer
14 years 18 days ago
Compressive Acquisition of Dynamic Scenes
Abstract. Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals and images that enables sampling rates significantly below the classical Ny...
ICIP
2008
IEEE
14 years 9 months ago
Resolution-progressive compression of encrypted grayscale images
Compression of encrypted data can be achieved by employing Slepian-Wolf coding (SWC). However, how to efficiently exploit the source dependency in an encrypted colored signal such...
Wei Liu, Wenjun Zeng, Lina Dong, Qiuming Yao