The number of codewords with weight 4 in one open problem on a class of binary cyclic codes is discussed by means of cyclotomic numbers,three elementary rules of criterion on the open problem and a formula to compute A4 with only cyclotomic numbers involved is given under certain conditions.
使用分圆数讨论一类二元循环码重量为4的码字数的取值,给出了某些情况下有关最小距离猜测的3个初等判别准则及一个码字数A4只含有分圆数的计算公式。
Theory and methodology of water resources assessment based on dualistic water cycle model;
基于二元水循环模式的水资源评价理论方法
Comprehensive evaluation of rivers' ecological water requirements based on dualistic water cycle
基于二元水循环的河流生态需水综合评价
Cyclotomic Number and the Minimum Distance of a Class of Binary Cyclic Codes
分圆数与一类二元循环码的最小距离
Nonbinary Quasi-Cyclic LDPC Codes with Efficient Richardson-Urbanke Encoding Algorithm
用Richardson-Urbanke算法实现有效编码的非二元准循环LDPC码
Some Researches on the Duals of Classic Binary Irreducible Cyclic Codes and Quantum Error-Correcting Codes;
经典二元不可约循环码的对偶、二元量子码的研究
The Binary Image of K-Cyclic Code, Cyclic Code and Quasi-Cyclic Code over Z_4;
环Z_4上的K-循环码，循环码和准循环码的二进制像
Cyclic Codes and Quadratic Residue Codes over Ring F_2+uF_2;
环F_2+uF_2上的循环码和二次剩余码
CP-to-binary code converter
循环排列码－二进制码转换器
ID Instruction Decoder. This unit is capable of decoding up to3 instructions per cycle.
命令解码。本单元每循环能解三条指令。
cyclic binary unit-distance code
循环二进制单位间距（代）码
Research on Cyclic Code and Constacyclic Code over Ring F_2+uF_2;
环F_2+uF_2上的循环码和常循环码的研究
Comprehensive evaluation of rivers' ecological water requirements based on dualistic water cycle
基于二元水循环的河流生态需水综合评价
(1+u~k) constacyclic codes over F_2+uF_2+…+u~kF_2
环F_2+uF_2+…+u~kF_2上的循环码和(1+u~k)循环码
The Software Realization of Shortened Cycle Code(26,16) Encoding and Decoding
缩短循环码(26,16)编码和译码的软件实现
Construction of QC-LDPC Codes based on Cyclic Groups
基于循环群的准循环LDPC码构造
Dual Codes of Cyclic Codes over Ring F_2+uF_2 of Length 2~e;
环F_2+uF_2上2~e长循环码的对偶码
Research on Network Environment of Dualistic Innovation of Clustered Firms--On the Basis of Knowledge Recycling;
集群企业二元式创新的网络环境研究——基于知识循环的思考
FPGA Decoder Implementation for Quasi-Cyclic Low-Density Parity-Check Codes;
准循环低密度校验码译码器的FPGA实现
Research on Decoding Tech of Convolutional Turbo Codes;
循环卷积Turbo码译码技术研究
Design of Codec for Quasi-cyclic LDPC Codes and Its FPGA Implementation
准循环LDPC码的编译码器设计及FPGA实现