Code-nonlinear-equa

直接序列扩频通信系统仿真程序，包括伪随机序列产生、扩频、加噪、接收等。(Direct sequence spread spectrum communication system simulation program, including the pseudo-random sequence generator, spread spectrum, plus noise, the receiver and so on.)

仿真12脉冲直流提调速系统之五，12脉冲整流matlab仿真(Simulation 12 pulsed DC mention the speed control system of five, 12-pulse rectifier matlab simulation)

最小二乘支持向量回归算法： 训练数据用来得到回归模型，测试数据用来判断是否为显著武昌(Least squares support vector regression algorithm: Training data to train the model, the test data for testing, to judge whether the data for gross error data)

很强的matlab程序，有很大的学习价值，里面不仅有详细的介绍，以及规范的书写(Matlab program strong, have great learning value, which is not only a detailed description, and specification writing)

1D求解麦克斯韦方程组，等离子体密度，电子密度，matlab程序，+作图(1D solving Maxwell' s equations, the plasma density, electron density, matlab program,+ mapping)

有关matlab较为基础的入门书籍。很适合初学者学习借鉴和使用。(For more matlab basic introductory books. It is suitable for beginners to learn and use.)

利用stft实现了跳频信号的跳周期估计 简单的进行了跳频信号的仿真，然后利用短时傅里叶变换对跳频信号进行分析，再对得到的时频矩阵提取时间平面，对时间序列去直流，进行傅里叶变换，最后实现得到跳周期。(estimates the hopping time of the sfh by stft )

三维电磁场FDTD程序（3D-FDTD matlab）PEC边界( 3-D FDTD code with PEC boundaries )

Matrix Cook Book. Deriving matrixed etc Useful for various mathematical needs

说明：  采用DRUDE模型，对多种金属（或者纯水）的介电常数进行数值计算。(By DRUDE model, a variety of metal (or water) in the numerical calculation of the dielectric constant.)