min_zu_feng

说明：  matlab仿真实现LDPC码编码译码（1/2）(LDPC Decoder for rate=1/2 Min-Sum, Sum-Product, Scaling Min-Sum Layered Decoding for Matlab Code )

时域有限差分法三维自由空间传播电磁场场分布(Finite Difference Beam Propagation Method)

tabu search for tsp

为了了解系统某一状态时所处的时间，用积分方法从相平面获得时间信息。(In order to understand the time in which a state of the system from the phase plane using the following methods to obtain time information.)

主程序为颗粒大小介质媒质有效传播常数的计算(Main program for the calculation of effective propagation constant under the quasicrystalline approximation with coherent potentail approximation (QCA-CP) for a medium with particle size distribution )

求解马尔科夫过程的一个过程，输入转移强度矩阵后，可以求得状态概率(A process of solving Markov process, the intensity of the input transfer matrix, we can obtain the state probability)

auto correlation a shift a bit sequence in matlab

用matlab实现的一个最小二乘法的简单例子(Using matlab to achieve a simple example of least squares)

用matlab实现的BPSK仿真；分析它的误比特率，并用matlab显示；(BPSK simulation using matlab implementation of its bit error rate, and using matlab display )

matlab的绘图程序，希望对大家有用。(matlab drawing process, in the hope that useful to everyone.)