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频谱细化分析MATLAB程序，ZOOM FFT分析，频谱放大功能( Zoom-FFT)

MATLAB的SIMULINK子库是一个建模、分析各种物理和数学系统的软件，它用框图表示系统的各个环节，用带方向的连线表示各环节的输入输出关系。(MATLAB SIMULINK sub library is a modeling and analyzing all kinds of physical and mathematical system software, it uses the block diagram representation of all aspects of the system, with the direction of the line indicating the relationship between input and output of each link.)

用matlab仿真轴承故障信号构造轴承故障的仿真信号，其中轴承的固有频率fn=3000Hz , 位移常数y0=5, 阻尼系数ξ＝0.1, 冲击故障发生的周期为0.01s，采样频率fs=20KHz, 采样点数N=4096。要求：根据上述条件构造轴承故障的仿真信号，画出其时域波形及频谱图。(Matlab simulation bearing fault signal)

L-D算法迭代matlab程序，详细流程，易于理解和学习。(LD iterative algorithm matlab procedures, detailed procedures, easy to understand and learn.)

on Neuro Fuzzy edge detection

matlab调用ansys命令及ansys读取matlab数据命令流 (ansys ansys command and call matlab matlab data read command stream)

matlab 密码锁的实现 matlab 实现的加密，希望对大家有用啊 (The realization of the matlab combination lock matlab encryption, hope of the useful ah)

说明：  A* 算法实现机器人路径规划， 通过设置障碍物，设置起点和终点实现最短路径规划(Robot path planning A* algorithm, which set initial position and final position, including to add obstacles, It will find the shortest path in configuration space.)

书籍《滑模变结构控制MATLAB仿真》,刘金琨,书中含有很多滑模变结构控制MATLAB仿真例子(《MATLAB simulation of sliding mode control》, Liu Jinkun, the book contains a lot of sliding mode control MATLAB simulation example)

Huffman and Shannon-Fano source coding