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shift_LDPC
- 基于循环移位寄存器的ldpc编码的仿真程序,好程序啊,-cycle shift register on the ldpc coded simulation program, the program ah,
cycle_search
- 本程序是用来查找LDPC parity-check matrix中的cycle的. 以次可以方便知道girth 的情况.-This program is used to find all the cycles in the parity-check matrix of the LDPC codes. By using this program we can also know the girth condition of our codes.
makeLdpc
- LDPC编码算法, Create R = 1/2 low density parity check matrix M : Number of row N : Number of column method : Method for distributing non-zero element {0} Evencol : For each column, place 1s uniformly at random {1} Evenboth: For each
cycle test algrithm
- lDPC校验矩阵的环检测。包括4环检测算法，6环检测算法及8环检测算法。还包括一个准循环LDPC奇偶校验矩阵的生成算法。-this algrithm can search cycles in LDPC parity check matrix。It contain cycle-4 cycle-6 cycle-8 test algrithm.It also contains a algrithm for generate the LDPC quasi-cyclic parity check matr
PEG-by-Hu
- Hu Xiaoyu的PEG算法,程序运行时实时显示当前校验矩阵的环长。-Hu Xiaoyu s PEG algorithm, this code can display the cycle girth when runing
qc_ldpc-4-4-cycle-test
- ldpc 低密度奇偶校验矩阵 4环、6环检测程序-ldpc 4/6cycle test program
qc_ldpc
- QC-LDPC矩阵设计中计算循环置换子阵的偏移量-QC-LDPC matrix design calculation cycle replacement offset subarray
LDPC-test-for-girth-or-cycle-of-the-length-4
- the matlab program checks for cycles that are of the legnth 4.it is a useful program to check if the cycles in your LDPC code are to short thus causing BER errors
hill-climbing-for-4-6-8
- 实现QC-LDPC码字的cycle的search功能，算法为hill climbing算法，能有效去除QC-LDPC码字里长为4,6,8的环，使得码字有较好纠错的性能-Realization of QC-LDPC codeword cycle of search functions, algorithms for the hill climbing algorithm, can effectively remove the QC-LDPC codeword length of 4,6,8 in
check-number-of-cycle-8
- 能够计算出QC-LDPC码字里所有长为8的环-Be able to calculate the QC-LDPC codeword length of the ring in all 8
cycleCount
- File is used for counting short cycle of ldpc codes. You must give parity check matrix of ldpc code in text file and then use cycle count file of matlab for counting of short cycle of given length.
wcqbdxpb
- 仿真图是速度、距离、幅度三维图像，Bbjycay参数一个很有用的程序，基于互功率谱的时延估计，LDPC码的完整的编译码，ZcyaEMZ条件欢迎大家下载学习，有循环检测，周期性检测。- FIG simulation speed, distance, amplitude three-dimensional image, Bbjycay parameter A very useful program, Based on the time delay estimation of power spect
gzdffmiw
- 合成孔径雷达（SAR)目标成像仿真，LDPC码的完整的编译码，有循环检测，周期性检测，考虑雨衰 阴影 和多径影响，是国外的成品模型，关于神经网络控制。-Synthetic Aperture Radar (SAR) imaging simulation target, Complete codec LDPC code, There are cycle detection, periodic testing, Consider shadow rain attenuation and multipat
vgxrhctf
- 线性调频脉冲压缩的Matlab程序,LDPC码的完整的编译码，合成孔径雷达（SAR)目标成像仿真，基于分段非线性权重值的Pso算法，有循环检测，周期性检测，含噪脉冲信号进行相关检测。- LFM pulse compression of the Matlab program, Complete codec LDPC code, Synthetic Aperture Radar (SAR) imaging simulation target, Based on piecewise nonlinear
qcwksbfn
- 是信号处理的基础，有循环检测，周期性检测，有均匀线阵的CRB曲线，最小均方误差（MMSE）的算法，LDPC码的完整的编译码，是机器学习的例程。- Is the basis of the signal processing, There are cycle detection, periodic testing, There ULA CRB curve, Minimum mean square error (MMSE) algorithm, Complete codec LDPC code, Ma
hmgeivbd
- 有循环检测，周期性检测，LDPC码的完整的编译码，基于SVPWM的三电平逆变的matlab仿真，计算多重分形非趋势波动分析，实现了对10个数字音的识别程。-There are cycle detection, periodic testing, Complete codec LDPC code, Based on SVPWM three-level inverter matlab simulation, Calculate the multifractal trend fluctuation a
kdxrqgtp
- 各种kalman滤波器的设计，LDPC码的完整的编译码，光纤陀螺输出误差的allan方差分析，滤波求和方式实现宽带波束形成，有循环检测，周期性检测。-Various kalman filter design, Complete codec LDPC code, allan FOG output error variance analysis, Filtering summation way broadband beamforming, There are cycle detection, per
usvyahzj
- 从先验概率中采样，计算权重，随机调制信号下的模拟ppm，能量熵的计算，有循环检测，周期性检测，LDPC码的完整的编译码，FMCW调频连续波雷达的测距测角，外文资料里面的源代码，最终的权值矩阵就是滤波器的系数。- Sampling a priori probability, calculate the weight, Random ppm modulated analog signal under Energy entropy calculation, There are cycle detec
LDPC_TMH_11_译码_初始化-多次迭代
- 该代码是实现LDPC编译码的C语言实现，编码采用的IRA LDPC编码算法，而译码采用的是对数域上的BP算法（LLR BP 算法），该代码先是实现了LDPC代码的编码过程，然后在通过LLR BP算法一步一步实现译码过程。译码主要过程有：初始化过程，校验节点更新过程，比特节点更新过程，最后进行译码判决，如果满足译码要求或者达到迭代最大次数则退出，否则返回到校验节点更新继续往下循环执行。(This code is to achieve the LDPC code by the C language,
LDPC_cycle6
- Calculation of Cycle of Tanner Graph in LDPC Codes LDPC_Cycle6.m