threelevelT

对通信中应用广泛的Kalman滤波进行matlab编程，并且得到的滤波效果比较理想，恢复的信号误码率可以达到很低。(Widely used for communications in the Kalman filter for matlab programming, and get the filter effect is ideal to restore the signal can reach very low bit error rate.)

Digital Amplitude Optimum (BOD) for discontinuous control

说明：  Matlab求解多元方程组示例，套用循环语句，计算参数(Examples of solving multivariate equations with MATLAB)

数值计算中的Euler法相关的matlab源程序(Numerical calculation of the Euler method related to matlab source)

matlB环境，介绍多个生成随机数的例子，包含附件。(matlB environment, describes examples of generating random numbers.)

IIR滤波器设计，包含切比雪夫，巴特沃兹，椭圆等滤波器matlab代码。可直接运行。(IIR filter design, including Chebyshev, Butterworth, oval filter matlab code. Can run.)

matlab写的B样条函数的计算，计算插值点的值(matlab write B-spline calculation, the calculation of the value of interpolation points)

利用STDM方法嵌入水印信息，可设置量化步长，选择各种经典的攻击方式，控制攻击强弱，返回误码率和峰值信噪比(Stdm method using embedded watermark information, to set the quantization step size, choose a variety of classic attacks, controlling the strength of the attack and returned to the bit error rate and peak signal to noise ratio)

This code is for DWT Chain process in filtering

用matlab编写的实现三次样条插值法的代码，生成图像可显示第一节点，第二节点，误差点。(Written by matlab cubic spline interpolation to achieve the code to generate the image to show the first node, second node, the error point.)