classify_the_digits

机车制动速度提取分析,分析刹车，减速，加速，制动速度以及加速度的变化(Locomotive brake speed extraction and analysis, analysis of braking, deceleration, acceleration, braking and speed of change of acceleration)

该代码是用MATLAB代码写出，用于生成格雷码，得到物体的三维信息(The code is written in MATLAB code，Used to generate the Gray code, get the object three-dimensional information)

说明：  产生伪随机噪声的MATLAB程序，在通信系统仿真可以用到(produce pseudo-random noise MATLAB procedures, the communications system simulation can be used)

偏微分方程PDE的求解，一维无源扩散，使用数值计算求解中的插值法。(this is a program to solve a partial differential eqution using inserting methods. The PDE is 1 Dimensional)

有限元方法求解带有混合边值条件的二维椭圆方程的matlab程序(Finite element method for solving two-dimensional elliptic equations with mixed boundary conditions matlab program)

无迹卡尔曼粒子滤波，有效的估计状态,ZHENHAO YONG(An unscented Calman particle filter is used to estimate the state effectively)

小波去噪，基于硬阈值小波滤波去噪的matlab程序(wavelet denoise)

系统辨识理论及Matlab仿真刘金琨,沈晓蓉,赵龙程序源代码(System Identification Theory and Matlab simulation, Hangzhou, Shen Xiaorong, ZHAO source code)

说明：  根据滤波器指标选择合适的窗函数，计算窗函数的长度N，调用MATLAB函数fir1设计一个FIR低通滤波器。并编写程序，调用MATLAB快速卷积函数fftfilt实现对xt的滤波。绘图显示滤波器的频响特性曲线、滤波器输出信号的幅频特性图和时域波形图。  (Select the appropriate indicators according to filter window function, calculate the length of window function N, called MATLAB function fir1 design a FIR low-pass filter. And programming, call MATLAB functions fftfilt achieve fast convolution filtering xt. Graphics filter frequency response curve, the filter output signal amplitude and frequency characteristics of maps and time-domain waveform.  )

matlab最优算法程序汇编以及相关常用的程序代码(Matlab the optimal algorithm program compilation and related common code)