bubianfenbu

该文件是使用粒子群算法来求解BP神经网络饿最优解，进而对样本数据训练学习(The document is the use of particle swarm optimization to solving hunger BP neural network the optimal solution, and then the training sample data for the study)

dsp means digital signal processing it contain different codes like codec( coder+ decoder) fft = fast fourer transform

matlab实现logistic回归 利用牛顿迭代的方法得到最后的回归参数(matlab realize logistic regression using Newton iteration method to get the final regression parameters)

4发射天线1接收天线BPSK调制下的正交空时编码，采用MATLAB语言(4 receiving antennas transmitting antennas 1 under BPSK modulation orthogonal space-time coding using MATLAB language)

在[0,1]平面上呈均匀分布和高斯分布的样本，用som网络求解体现其分布概率问题(In [0,1] plane was uniformly distributed and Gaussian distribution of the samples, using som reflect its distribution network for solving probability problems)

说明：  单摆运动的matlab 仿真，能有效仿真单摆运动，对MatlAB编程初学者会有用(Matlab simulation of pendulum movement can effectively simulation pendulum movement, MatlAB program will be useful for beginners)

hi this folder contains five matlab codes for gray level image histogram processing i hope that you will accept me in your site

在rach中要用到cazac序列，该源文件可以产生cazac序列的自相关性和互相关性特征图(generate cazac s autocorrelation)

简单潮流计算的牛顿拉夫逊程序，采用直角坐标形式(Simple Newton Raphson power flow calculation program, using the form of rectangular coordinates)

用matlab计算零点，可以通过和fortran联合调试才能正常运行！！ (calculated using Matlab 0.1, and through joint debugging fortran normal operations can! !)