Two classes of QC-LDPC cycle codes approaching Gallager lower bound.

Hengzhou Xu Huaan Li Mengmeng Xu Dan Feng Hai Zhu

Published in: Sci. China Inf. Sci. (2019)

Keyphrases

lower bound
upper bound
low density parity check
branch and bound algorithm
error correction
ldpc codes
worst case
branch and bound
lower and upper bounds
channel coding
decoding algorithm
optimal solution
objective function
np hard
sufficiently accurate
motion estimation
image compression
uniform distribution