Boundary-conditions

用m序列过低通滤波器模拟产生带限高斯白噪声，m序列的长度足够长时功率谱特性接近高斯白噪声的特性。(M-sequence low-pass filter with analog band-limited white Gaussian noise generated, m length of the sequence is long enough the power spectral characteristics close to Gaussian white noise characteristics.)

matlab对一幅图像，采用半径值为20、80、200的截止频率进行理想低通滤波，观察其结果。要求给出原图像及相应的付利叶频谱图和滤波结果(For an image, using the radius value of the cutoff frequency 20,80,200 ideal low-pass filter to observe the results. Required to give the original image and the corresponding Fourier spectrum and filtering results)

说明：  An example of 16-QAM signal An example of 16-QAM signal

随机信号处理，包括各种概率计算，各种功率谱计算(Random signal processing, including all probability, a variety of power spectrum)

四幅有公共部分的图片，利用MATLAB将其精确拼接成一幅图片(Four sites have public part of the picture, use MATLAB to accurately assemble into a picture)

PROGRAM hich is used to implement a back steeping and robust control with trajectory generation for planaire robot of two degree of freedem

铣削加工动力学单自由度半离散方法,求解铣削加工稳定性叶瓣图，不同于两自由度(The single degree of freedom (sdof) semi-discrete method for milling dynamics is used to solve the stability profile of milling process, which is different from that of two degrees of freedom)

一个单相逆变器，控制环路采用的是MATLAB里面的PID模块，有电流环和电压环，PWM发波模块采用的是MATLAB里面的PWM模块，省去了spwm的脉宽调制，需要在matlab2013中使用，较低版本没法运行(A single-phase inverter control loop uses PID module of MATLAB, current and voltage loop, a PWM wave module adopts the PWM module of MATLAB, eliminating the SPWM pulse width modulation and need to use in matlab2013, lower version did not run)

说明：  有限差分法求解雷诺方程，MATLAB程序，可以拿来参考看看(Solving Reynolds equation by finite difference method)

MATLAB与VB的集成在电力系统潮流计算中的应用