调制BPSK、QPSK、8PSK问，OOK，MATLAB，QAM。

Matlab公司推出的marine virtual reality toolbox，利用VRML脚本语言将船舶航行状态虚拟可视化(Matlab has introduced a marine virtual reality toolbox, using VRML scripting language to the state of virtual visual navigation)

Chapter 8. Numerical Optimization Algorithm 8.1 Golden Search for a Minimum Algorithm 8.2 Nelder-Mead s Minimization Method Algorithm 8.3 Local Minimum Search Using Quadratic Interpolation Algorithm 8.4 Steepest Descent or Gradient Method

利用正弦信号作为发射信号，分别在AWGN和瑞利信道中，计算CR中的检测概率和虚警概率，并绘图。(Sinusoidal signal as transmitted signal, respectively, in AWGN and Rayleigh channel, calculate the probability of detection and false alarm probability of CR and drawing.)

在matlab中读取grib文件,GRIB 码是与计算机无关的压缩的二进制编码,主要用来表示数值天气预报的产品资料。现行的GRIB 码版本有GRIB1 和GRIB2 两种格式。(Reading grib file in matlab, GRIB code is a computer-independent compression binary code, which is mainly used to represent the product data of numerical weather forecast. The current version of GRIB code has two formats: GRIB1 and GRIB2.)

说明：  数模2015A题程序设计，给定影子长度计算所在位置的经纬度。(MCM 2015A The program design of digital and analog question 2015A calculates the longitude and latitude of the position given the shadow length.)

本程序是利用matlab中的函数设计滤波器，并进行频谱分析的m文件，有助于对数字滤波器的理解。(This procedure is to use matlab s function in the design of filters, and spectral analysis of m documents, contribute to the understanding of the digital filter.)

Commande par mode gilssant de la MSAP

说明：  matlab 程序，simulink 仿真，多自由度系统，源代码，求响应结果，分析。(the design about matlab,simulink)

simulation file for beginners of SSSC using matlab/simulink...see the scopes

说明：  信号iceemdan模态分解，包含测试信号，简单易实现，需要自己安装emd工具箱((It can be used for signal EMD, EEMD, VMD decomposition. Because the algorithm adds its own annotations, it's easy to understand))