symst

说明：  seir模型模拟传染病 人在康复以后产生了抗体就不会再得病。不同于SIS模型，我们在模型中引入康复者(The Recovered)，用 [公式] 表示，并满足总人数 [公式] 。这个时候就是SIR模型。一旦变为康复者，就不会再传染，即在概率传递过程中，一旦变为康复者，就没有概率再次转移为感染者或者易感者。我们假设感染者变为康复者的概率为我们来看下SIR模型的微分方程(SEIR model simulating infectious diseases)

fullyDev1dr CVFD coefficients for 1D fully developed flow in a pipe

单相并网逆变器仿真，实现了单相逆变器并网(Single-phase grid-connected inverter simulation，Achieve a single-phase inverter grid)

The source code package provides a communication system in BPSK, QPSK, OQPSK, MSK, MSK2, GMSK, QAM, QAM16 manner, such as modulation and demodulation matlab realization, as well as their in AWGN and Rayleigh fading and realize the communication system error rate performance

正交频分复用(OFDM)技术及其MATLAB模拟(orthogonal frequency division multiplexing (OFDM) technology and its MATLAB simulation)

这是一个MATLAB的MUSIC（multiple signal classification）算法，用来算DOA（到达方向角）(This is a MATLAB-MUSIC (multiple signal classification) algorithm is used to count DOA (direction of arrival angle))

无线信道中上行链路,采用MATLAB进行仿真(wireless channel uplink, using MATLAB simulation)

用XWindow绘制曼德博罗集，可以缩放显示，参数调整简单，附有详细说明文档。(Draw Mandelbrot Set with X-Window on Linux, can be printed with different scale, parameters can be modified with ease. Readme document attached.)

自适应KF对航行器进行滤波，包括sage_husa,和简化的自适应算法。(KF adaptive filtering for aircraft, including sage_husa, and simplified adaptive algorithm.)

说明：  用于计算地震作用下单自由度结构的响应和响应谱(Used to calculate the response and response spectrum of a single degree of freedom structure under earthquake action)