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Standard-Compliant Multiple Description Image Coding Based on Convolutional Neural Networks

Ting ZHANG, Huihui BAI, Mengmeng ZHANG, Yao ZHAO

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Summary :

Multiple description (MD) coding is an attractive framework for robust information transmission over non-prioritized and unpredictable networks. In this paper, a novel MD image coding scheme is proposed based on convolutional neural networks (CNNs), which aims to improve the reconstructed quality of side and central decoders. For this purpose initially, a given image is encoded into two independent descriptions by sub-sampling. Such a design can make the proposed method compatible with the existing image coding standards. At the decoder, in order to achieve high-quality of side and central image reconstruction, three CNNs, including two side decoder sub-networks and one central decoder sub-network, are adopted into an end-to-end reconstruction framework. Experimental results show the improvement achieved by the proposed scheme in terms of both peak signal-to-noise ratio values and subjective quality. The proposed method demonstrates better rate central and side distortion performance.

Publication
IEICE TRANSACTIONS on Information Vol.E101-D No.10 pp.2543-2546
Publication Date
2018/10/01
Publicized
2018/07/19
Online ISSN
1745-1361
DOI
10.1587/transinf.2018EDL8028
Type of Manuscript
LETTER
Category
Image Processing and Video Processing

Authors

Ting ZHANG
  Beijing Jiaotong University
Huihui BAI
  Beijing Jiaotong University
Mengmeng ZHANG
  North China University of Technology
Yao ZHAO
  Beijing Jiaotong University

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