get_roots

qpsk算法在信道调制中的编程 对初学者有一定帮助(qpsk channel modulation algorithm in the programming has some help for beginners)

IIR实现自适应滤波，运用高斯-牛顿算法实现了真正的价值的数据。(IIR adaptive filters,Implements the Gauss-Newton algorithm for REAL valued data. )

Matlab GUI图形交互，模拟IIR数字滤波器(Matlab GUI interactive graphics, analog IIR digital filter)

This code is about shot in seismic field.

计算卫星轨道,包括轨道坐标的计算,此程序为MATLAB样例程序。(Computing satellite orbits, including orbit coordinates calculation, this procedure for the sample MATLAB program.)

一个简单的在figure中用鼠标画直线的例子。最终是想在matlab环境下编一个用鼠标画贝塞尔曲线的程序，现在正在研究中。(A simple figure using the mouse in a straight line drawn examples. Ultimately would like to matlab environment made a Bezier curve with the mouse painting process, now being investigated.)

Rebel工具包，包括UKF，CDKF在内的多种粒子滤波算法仿真，是非线性系统状态估计的良好帮手(Rebel kit, including the UKF, CDKF including a wide range of particle filter simulation, nonlinear system state estimation is a good helper)

这是matlab的入门及提高教程，便于初学者从基础开始学期，讲解细致。(This is a matlab entry and improve the tutorial, easy for beginners to start with the basics semester, explain meticulous.)

QPSK signal matlab code

simulation for one-D FDTD(Basic standard FDTD code for learner)