Download Distributed Multiple Description Coding: Principles, by Huihui Bai, Anhong Wang, Yao Zhao, Jeng-Shyang Pan, Ajith PDF

By Huihui Bai, Anhong Wang, Yao Zhao, Jeng-Shyang Pan, Ajith Abraham

The explosive progress of community, multimedia and instant know-how is essentially altering the way in which humans speak, fueling call for for trustworthy real-time transmission of picture and video data.

This certain text/reference systematically examines the problems in dispensed video coding (DVC) and a number of description coding (MDC), novel recommendations designed to handle the issues of traditional picture and video compression coding. The ebook starts with a state of the art survey of the subject, sooner than offering new tools for making improvements to the functionality of photo and video transmission utilizing DVC and MDC. overlaying all basic recommendations and middle applied sciences, the chapters is additionally learn as self sustaining and self-sufficient, describing each one technique in enough element to allow readers to copy the corresponding experiments easily.

Topics and features:

  • Provides a vast evaluation of DVC and MDC, from the fundamental ideas to the newest research
  • Covers sub-sampling established MDC, quantization dependent MDC, remodel established MDC, and FEC established MDC
  • Discusses Sleplian-Wolf coding in line with faster and LDPC respectively, and evaluating relative performance
  • Includes unique algorithms of MDC and DVC
  • Presents the elemental frameworks and experimental effects, to assist readers enhance the potency of MDC and DVC
  • Introduces the classical DVC method for cellular communications, delivering the developmental atmosphere in detail

Researchers and engineers will locate this ebook an invaluable reference on DVC and MDC applied sciences, and a consultant for constructing useful purposes for DVC and MDC platforms. The textual content can also be of curiosity to graduate scholars in photograph processing and sign processing.

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Extra info for Distributed Multiple Description Coding: Principles, Algorithms and Systems

Example text

C2;1 ; c2;2 ; c2;3 ; : : : ; c2;N /. dk ; ck /,dk ;ck 2 f0; 1g. 3 Turbo-Based Slepian–Wolf Coding Input 37 dk RSC1 T T Output c1,k Multiplexing Interleaver Puncturing T ck c2,k T RSC2 Fig. 4 Turbo encoder external soft-decision Le2,k deinterleaver received y1,k parity bits received xk info bits weighted info DEC1 weighted priori info external soft-decision Le1,k received parity bits y2,k L e1,n external soft-decision DEC2 hard deciding dˆn deinterleaver dˆ k output interleaver xn Fig. y2 ;k are Gaussian random variables of independent identical distribution of zero mean, and the variance is 2 .

Image Proc. 12, 1211–1225 (2003) 19. : A full-featured, error resilient, scalar wavelet video codec based on the set partitioning in hierarchical trees (SPIHT) algorithm. IEEE Trans. Circuits Syst. Video Technol. 12, 157–170 (2002) 20. : Subsampling of a DPCM speech channel to provide two‘self-contained’ half-rate channels. Bell Syst. Tech. J. 60(4), 501–509 (1981) 21. : Design of multiple description scalar quantizers. IEEE Trans. Inf. Theory 39(3), 821–834 (1993) 30 2 Principles of MDC 22. : Multiple description lattice vector quantization.

13. If the redundant information is zero, then it returns to the general single-description coding; its disadvantage is it demands signal channel of high quality and cannot carry out error recovery to an unreliable channel. 3 Review of MDC 23 the code rate of a single description, equivalent to transmit the single description through the different channel twice. There is no independent information among the various descriptions, it fails to achieve complementary enhanced, center decoding equivalent to the single-channel decoding effect of using only one description.

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