Qizhong Ou, Weijie Liang, Zhenni He, Xiao Liu, Renxing Yang, Xiaojun Wu
Investigation and analysis of the current situation of programming education in primary and secondary schools
Heliyon
polar codes shown instances generalized concatenated codes multilevel codes shown performance polar code improved representing multilevel code applying multistage decoding algorithm maximum likelihood decoding outer codes additional performance improvement obtained replacing polar outer codes ones better error correction performance cases also results complexity reduction shown gaussian approximation density evolution enables one accurately predict performance polar codes concatenated codes based