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TCSV
2002
78views more  TCSV 2002»
13 years 7 months ago
Local bandwidth constrained fast inverse motion compensation for DCT-domain video transcoding
DCT-based digital video coding standards such as MPEG and H.26x are becoming more widely adopted for multimedia applications. Since the standards differ in their format and syntax...
Shizhong Liu, Alan C. Bovik
JVCIR
2010
177views more  JVCIR 2010»
13 years 6 months ago
Ripplet: A new transform for image processing
Efficient representation of images usually leads to improvements in storage efficiency, computational complexity and performance of image processing algorithms. Efficient represe...
Jun Xu, Lei Yang, Dapeng Wu
CORR
2011
Springer
191views Education» more  CORR 2011»
13 years 2 months ago
A Message-Passing Receiver for BICM-OFDM over Unknown Clustered-Sparse Channels
We propose a factor-graph-based approach to joint channel-estimationand-decoding of bit-interleaved coded orthogonal frequency division multiplexing (BICM-OFDM). In contrast to ex...
Philip Schniter
TCSV
2010
13 years 2 months ago
Wireless Video Quality Assessment: A Study of Subjective Scores and Objective Algorithms
Evaluating the perceptual quality of video is of tremendous importance in the design and optimization of wireless video processing and transmission systems. In an endeavor to emula...
Anush K. Moorthy, Kalpana Seshadrinathan, Rajiv So...
ICASSP
2011
IEEE
12 years 11 months ago
Error detection scheme based on fragile watermarking for H.264/AVC
Compressed video bitstreams are very sensitive to transmission errors. If we lose packets or receive them with errors during transmission, not only the current frame will be corru...
Man-Geun Ko, Jae-Won Suh, Jang-Eui Hong