sxdl

说明：  对于初学者有一定的帮助，能够很好的了解，仔细阅读(For beginners there is some help, can well understand, read)

基于matlab des算法 加密 解密 密钥(Algorithm based on encryption and decryption key matlab des)

说明：  关于电容层析成像图像重建的文章，包含经典图像重建算法及其改进(Article on image reconstruction of electrical capacitance tomography)

Generate 3D Gaussian filter

合成孔径雷达成像算法源代码校正线性距离走动的距离多普勒算法 (Synthetic aperture radar imaging algorithm source code correction walking distance from the linear Doppler algorithm)

em算法计算混合高斯模型的参数估计，极大似然，EM算法用于K均值问题的参数估计。MATLAB实现有代码(em algorithm Gaussian mixture model parameter estimation, maximum likelihood parameter estimation for K-means problem EM algorithm. MATLAB implementation code)

改进后的电离层三维射线追踪法，运算速度更快，更加精准，用于大家交流(The improved three-dimensional ray tracing method ionosphere, computing faster, more accurate, for the exchange of)

说明：  分别为AWGN信道模型下BPSK调制的程序；AWGN信道模型下BPSK调制LDPC编码的程序；AWGN信道模型下BPSK调制、采用具有不同列重的构造矩阵进行LDPC编码的程序；AWGN信道模型下BPSK调制、采用不同的迭代译码次数进行LDPC编码的程序。(LDPC coding program for AWGN channel)

一个三层的神经网络算法,可以用来数据拟合,建模.(A three-tier neural network algorithm can be used to data fitting, modeling.)

说明：  Matlab入门，适合初学者，非常实用！(Matlab Introduction for beginners, very useful!)