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Lossy Distributed Source Coding Using LDPC Codes

delete2009-02-01
delete3
PRE
AI
M
Mina Sartipi *
F
Faramarz Fekri
DOI:10.1109/LCOMM.2009.080771delete
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Abstract

Abstract

En 中文
In this paper, we propose a practical scheme for lossy distributed source coding with side information available at the decoder. Our proposed scheme is based on sending parity bits using LDPC codes. We provide the design procedure for the LDPC code that guarantees performance close to the Wyner-Ziv limit for long LDPC codes. Using simulation results, we show that the proposed method performs close to the theoretical limit for even short length codes.
Keywords:
Wyner-Ziv limit
distributed source coding
LDPC codes
non-uniform code

Journal

IEEE Communications Letters cover
IEEE Communications Letters
IF:
4.4
Papers:
1.3W
Citations:
2.2W

Organization

University of Tennessee System cover
University of Tennessee System
Scholars:
2.9W
Papers: 2.6W
Citations: 115