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Resource Allocation for TDMA Video Commtmmunication Over AWGN Using Cross-Layer Optimization Approach

Cheolhong An, T.Q. Nguyen
2008 IEEE transactions on multimedia  
These models are formulated as a convex optimization problem, and it is solved by the primal-dual decomposition method.  ...  Cross-layer optimization approach is applied to allocate channel times of time-division multiple access (TDMA) to utility functions which send different video streams with different rate-distortion characteristics  ...  CONCLUSION We show that elaborate mathematical models for resource allocation of the source code rate, channel code rate and MAC frame length with channel time allocation of TDMA can be formulated as a  ... 
doi:10.1109/tmm.2008.2004938 fatcat:clg4e4ujb5h3jm3nxapwrgcffa

Model-based joint source channel coding for subband video

Mingshi Wang, M. van der Schaar
2006 IEEE Signal Processing Letters  
In this letter, we focus on finding the optimal JSCC problem for subband video coding and not on deriving computationally efficient methods for JSCC.  ...  The objective of joint source channel coding (JSCC) is to optimally allocate the available channel bandwidth between source coding and channel coding in order to minimize the average distortion in the  ...  For example, the optimal rate allocation scheme states that when the overall source coding distortion is minimized under the coding bit-rate constraint, the distortion for all the subbands should have  ... 
doi:10.1109/lsp.2006.871717 fatcat:nlz3xk7lkbgsbfgj4pniun6rfu

Model-based optimal dependent joint bit allocation of H.264/AVC statistical multiplexing

Chao Pang, Oscar C. Au, Feng Zou, Jingjing Dai
2012 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)  
For most of the existing methods, in order to improve the overall visual quality, the bit allocation is performed upon the relative complexities of different video programs.  ...  However, due to the temporal prediction employed in H.264, the influence of current frame to the rate-distortion (R-D) performances of the future frames should be taken in to account as well.  ...  Due to the different characteristics of the video streams, how to efficiently allocate the shared bandwidth among the multiple video programs is a great challenge, and the joint rate allocation for statistical  ... 
doi:10.1109/icassp.2012.6288142 dblp:conf/icassp/PangAZD12 fatcat:ynz56b4v45eftk3qyt6qw4ytdy

Resource Allocation for Error Resilient Video Coding Over AWGN Using Optimization Approach

Cheolhong An, T.Q. Nguyen
2008 IEEE Transactions on Image Processing  
For error resilient video coding, the relation between the number of slices and coding efficiency is analyzed and formulated as a mathematical model.  ...  The number of slices for error resilient video coding is jointly optimized with 802.11a-like media access control and the physical layers with automatic repeat request and rate compatible punctured convolutional  ...  Channel Time Allocation for Multiple-Sliced Video Coding In this subsection, we consider channel time allocation for single-sliced and multiple-sliced utility functions.  ... 
doi:10.1109/tip.2008.2005825 pmid:19004707 fatcat:gbi6qfs3dzblbm3wfa3erox7xm

Cross-Layer Optimization for Video Communication Over AWGN Channel

Cheolhong An, Truong Q. Nguyen
2007 IEEE GLOBECOM 2007-2007 IEEE Global Telecommunications Conference  
We mainly focus on resource allocation of source code rate and channel code rate with optimal MAC frame length.  ...  In this paper, cross-layer optimization approach is applied from video coding to the physical layer through Media Access Control (MAC) layer.  ...  CONCLUSION We show that elaborate mathematical models for resource allocation of the source code rate, channel code rate and MAC frame length can be formulated as a convex optimization problem.  ... 
doi:10.1109/glocom.2007.635 dblp:conf/globecom/AnN07 fatcat:kmqymplo7befdaxfng6iqqltqu

MINMAX rate control with a perceived distortion metric

Yegnaswamy Sermadevi, Mark Masry, Sheila S. Hemami, Sethuraman Panchanathan, Bhaskaran Vasudev
2004 Visual Communications and Image Processing 2004  
This paper presents a Rate-Distortion based optimization procedure for video coding that explicitly incorporates a perceptual distortion measure.  ...  Coding results with MPEG-2 show a large reduction in peak perceived distortion with respect to TM5 as well as lower variation in distortion across the frames in the video sequence.  ...  The rate control or bit-allocation problem in video coding can be formulated as a Rate-Distortion optimization problem whose objective is to allocate bits to each frame such that some measure of the overall  ... 
doi:10.1117/12.527254 dblp:conf/vcip/SermadeviMH04 fatcat:mrov3gm3ovdw7cfdjr7ffh4cwu

LOSS AWARE RATE ALLOCATIONS IN H.263 CODED VIDEO TRANSMISSIONS

XIAO SU, BENJAMIN W. WAH
2005 Journal of Circuits, Systems and Computers  
Traditional rate allocation approaches have focused on optimizing video quality under bandwidth constraint alone.  ...  In this paper, we propose loss aware rate allocations in both groupof-block (GOB) level and macroblock level, given that certain packets are lost during transmissions and reconstructed using simple interpolation  ...  In general, rate control can be formulated as integer programming problems.  ... 
doi:10.1142/s0218126605002878 fatcat:l76wbfuh5zebbml3d6ovfuo2za

Dynamic Resource Allocation for MGS H.264/AVC Video Transmission Over Link-Adaptive Networks

H. Mansour, Y.P. Fallah, P. Nasiopoulos, V. Krishnamurthy
2009 IEEE transactions on multimedia  
The rate reduction for scalable video is implemented using a traffic control module.  ...  In this paper, we consider Medium Grain Scalable (MGS) extension of H.264/AVC video and develop new rate and distortion models that characterize the coded bitstream.  ...  ACKNOWLEDGMENT The authors would like to thank the reviewers for their invaluable comments and suggestions.  ... 
doi:10.1109/tmm.2009.2032682 fatcat:evdmpehanng5njrf7g3rm6fuia

Error Resilient Video Coding using Cross-Layer Optimization Approach [chapter]

Cheolhong An, Truong Q.
2011 Effective Video Coding for Multimedia Applications  
First, we are interested in allocating source code rate, channel code rate, MAC frame length and channel time allocation for multiple access among the utility functions.  ...  Conclusion In this chapter, we show that elaborate mathematical models for resource allocation of the source code rate, channel code rate, MAC frame length and multiple slice coding with channel time allocation  ...  This book suits researchers doing their research in the area of video coding.The understanding of fundamentals of video coding is essential for the reader before reading this book.  ... 
doi:10.5772/15759 fatcat:atixqz2afjhylotc7mvxjkawhy

Rate Allocation in Predictive Video Coding Using a Convex Optimization Framework

Aniello Fiengo, Giovanni Chierchia, Marco Cagnazzo, Beatrice Pesquet-Popescu
2017 IEEE Transactions on Image Processing  
Optimal rate allocation is among the most challenging tasks to perform in the context of predictive video coding, because of the dependencies between frames induced by motion compensation.  ...  In this paper, using a recursive rate-distortion model that explicitly takes into account these dependencies, we approach the frame-level rate allocation as a convex optimization problem.  ...  The focus of this paper is on optimal rate allocation in predictive video coding, for which it is of paramount importance to exploit the dependency between frames induced by motion compensation.  ... 
doi:10.1109/tip.2016.2621666 pmid:28113760 fatcat:lejo74ralvdmlnceku5fa5ni3q

Convex optimization for frame-level rate allocation in MV-HEVC

Aniello Fiengo, Giovanni Chierchia, Marco Cagnazzo, Beatrice Pesquet-Popescu
2016 2016 IEEE International Conference on Image Processing (ICIP)  
Optimal rate allocation is among the most challenging tasks to perform in the context of multi-view video coding, because of the dependency between frames induced by motion compensation and depth image-based  ...  In this paper, using a recursive rate-distortion model that explicitly takes into account these dependencies, we approach the frame-level rate allocation as a convex optimization problem.  ...  [11] , who formulated the rate allocation as a non-convex optimization problem, and solved it through a sequence of approximations.  ... 
doi:10.1109/icip.2016.7532740 dblp:conf/icip/FiengoCCP16 fatcat:eiisyntz7fepdju3dc65ct4sbu

Operational rate-distortion optimal bit allocation between shape and texture for MPEG-4 video coding

Haohong Wang, G.M. Schuster, A.K. Katsaggelos
2003 2003 International Conference on Multimedia and Expo. ICME '03. Proceedings (Cat. No.03TH8698)  
In this paper, we present an operational rate-distortion optimal bit allocation scheme between shape and texture for MPEG-4 encoding.  ...  Our work will not only benefit the further study of joint shape and texture encoding, but also make possible the deeper study of optimal joint source-channel coding of object-based video.  ...  PROBLEM FORMULATION Our goal is to control both the shape and texture coding parameters in order to minimize the total (shape plus texture) bit rate required to transmit a video sequences at some acceptable  ... 
doi:10.1109/icme.2003.1221602 dblp:conf/icmcs/WangSK03a fatcat:jmvlt7eb7bcopkgl4lddihfcpm

Convex Optimization Based Bit Allocation for Light Field Compression Under Weighting and Consistency Constraints

Bichuan Guo, Yuxing Han, Jiangtao Wen
2018 2018 Data Compression Conference  
In this paper, we propose a novel frame level bit allocation framework for PTS coding.  ...  A joint model that measures weighted distortion and visual consistency, combined with an iterative encoding system, yields the optimal bit allocation for each frame by solving a convex optimization problem  ...  [19] proposed an iterative convex programming framework for VBR streaming rate control under multiple channel rate constraints.  ... 
doi:10.1109/dcc.2018.00019 dblp:conf/dcc/GuoHW18 fatcat:juifzldxbrg7xjrgocff3o4b34

Efficient Multimedia Broadcast for heterogeneous users in cellular networks

Chetna Singhal, Carla Fabiana Chiasserini, Claudio Casetti
2016 2016 International Wireless Communications and Mobile Computing Conference (IWCMC)  
Adaptive video encoding and allocation of radio resources (i.e., time-frequency resource blocks, and modulation and coding scheme) are performed based on user spatial distribution, channel conditions,  ...  Efficient Multimedia Broadcast and Multicast Services (MBMS) to heterogeneous users in cellular networks imply adaptive video encoding, layered multimedia transmission, optimized transmission parameters  ...  However, the scheme in [5] does not account for video coding or heterogeneous display capabilities.  ... 
doi:10.1109/iwcmc.2016.7577077 dblp:conf/iwcmc/SinghalCC16 fatcat:25vh4ezkfzbxrnfairkmg45h6q

Combined link adaptation and traffic control scheme for MGS H.264/AVC video transmission

Hassan Mansour, Yaser Pourmohammadi Fallah, Panos Nasiopoulos, Vikram Krishnamurthy
2009 2009 16th International Conference on Digital Signal Processing  
Multi-rate networks, such as IEEE 802.16 or IEEE 802.11 use a link adaptation mechanism in the physical layer (PHY) and adjust the coding and modulation schemes to maintain the reliability of transmission  ...  Performance evaluations show that our proposed framework results in significant gains over existing schemes in terms of average video PSNR that can reach 3dB in some cases for different channel SNRs and  ...  The solution to Eq. (11) is very straightforward, since the problem is convex, and results in the continuous valued PHY rate allocation matrix W * .  ... 
doi:10.1109/icdsp.2009.5201076 fatcat:frmahxrvrredxbstizmoho2wbm
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