randn

数字滤波器在数字信号处理领域中已经得到广泛应用,MATLAB 软件的频谱分析和滤波器的分析设 计功能很强,从而使数字信号处理变得十分简单。利用MATLAB 的数字滤波器设计工具箱可以快速有效地设计各种数字滤波器,设计简单方便。介绍了IIR 数字滤波器的设计原理、步骤以及在MATLAB 中的实现。(Digital filter in the field of digital signal processing has been widely used, MATLAB software for spectrum analysis and filter analysis and design features strong, so that digital signal processing have become very easy. MATLAB using the Digital Filter Design Toolbox can quickly and efficiently design of digital filters, design is simple and convenient. Introduction of the IIR digital filter design principles, steps and in the implementation of MATLAB.)

这是凸优化工具包，无需编程，能够直接调用，方便快捷(This is a convex optimization tool kit, without programming, can be called directly, convenient and quick)

经典通信教材，移动通信原理，有吴伟陵，牛凯著写(Classical communication materials, mobile communication theory, there WU Wei-ling, cattle Kay of writing)

用matlab实现Floyd和Wallshell算法，基本功能都有(Floyd and Wallshell using matlab algorithm, the basic function)

Teager能量算子，一种非线性算子，增强冲击成分分量(Teager energy operator，a nonliner operator ,it can enhance the impact component)

FOCUSS算法，稀疏重构的一种算法，可用于信源定位的方法研究(FOCUSS algorithm. )

随机森林的训练、随机森林的预测以及结果的展现，全部代码亲测(Random forest training, random forest prediction and result display, all code affinity test.)

说明：  这个Matlab程序实现了MAP算法-最大后验概率算法，同时包括对算法有：卷积编码、卷积解码，BPSK，AWGN。同时绘制它的误码率和SNR(信噪比)。(The Matlab program achieved a MAP algorithm- maximum a posteriori probability algorithm, at the same time including the algorithm are: convolutional coding, convolution decoding, BPSK, AWGN. At the same time rendering its error rate and SNR (signal to noise ratio).)

lyapunov exponent for time series with sample tec time series file.

本程序，对三维重建的结果调试已通过，得到很好的实验结果，方便大家学习。(This procedure, the results of three-dimensional reconstruction of debugging has passed, get a good result, we facilitate learning.)