Add_noise_awgn

matlab 数字图像信号的频域分析及仿真 将二维数字图像进行傅立叶频域分析，并且做了图像幅度谱重建和相位谱重建，通过这个例子大家可以明白相位比振幅更重要。(matlab digital image signals in frequency domain analysis and simulation of two-dimensional digital image Fourier frequency domain analysis, and has done a reconstruction of the image amplitude spectrum and phase spectrum reconstruction, by this example we can understand the phase is more important than the amplitude.)

Construction of cubic basis spline

通过一个简单的例子来讲解遗传算法，适合初学者学习领悟遗传算法的真谛。(Through a simple example to explain the genetic algorithm, genetic algorithm is suitable for beginners to learn comprehend the true meaning.)

完整msk的调制解调信道误码率仿真MATLAB程序 是个文本的 解压后可以直接用(Complete msk modulation and demodulation bit error rate simulation MATLAB program)

依据矩量法对偶极子天线和单线行波天线进行分析,将其分为多个小段,分别计算各段上的电流,然后根据电流分布计算出远场和近场的场强波瓣图,从近场随距离的明显变化得出天线近场分析的必要性。(Dipole antenna and a single-wire traveling wave antenna analysis based on the method of moments, will be divided into multiple small pieces, respectively, to calculate the current on each segment, the field strength of the far-field and near-field lobe diagram is then calculated according to the current distribution, draw antenna near-field analysis of the need for significant change with distance from the near-field.)

通过遗传算法计算下列函数的全局最优值 y(t)=(x2(t)-5.1/(4*pi*pi).*x1(t).^2+5/pi.*x1(t)-6).^2+10.*(1-1/(8*pi)).*cos(x1(t))+10(Global calculate the following functions by genetic algorithms optimal value y(t)=(x2(t)-5.1/(4*pi*pi).*x1(t).^2+5/pi.*x1(t)-6).^2+10.*(1-1/(8*pi)).*cos(x1(t))+10)

基于共轭梯度法，现采用编程来计算最优解，matlab程序和简要说明文档。(Based on conjugate gradient method is used to calculate the optimal solution of programming, matlab program, and brief documentation.)

LDPC码 做毕业论文要用的码 不太好编 希望各位借鉴加以改正(LDPC)

Chebyew filter & matlab lab workshop ppt by vibhor kumar bhardwaj

matlab编写，能够实现局部子空间鉴别分析，含主方法和测试代码，能直接运行(matlab prepared, can achieve local subspace discriminant analysis, including the main methods and test code that can be run directly)