Cosine-cross-similarity

产生了一个正弦波，方波，三角波的db—sc调整信号的频谱，实现过程等(Produced a sine wave, square wave, triangle wave db-sc adjustment signal spectrum, the realization process, etc.)

永磁同步电机调速系统，采用模糊PI进行速度控制，常规PI进行电流控制(Permanent magnet synchronous motor speed control system, using fuzzy PI speed control, the conventional PI current control)

jpeg图像压缩，好用的,matlab实现(jpeg image compression, easy to use, matlab implementation)

此程序为8cpfsk调制解调部分，解调用维特比实现(This program 8cpfsk modem part of the solution achieved is called Viterbi)

这个是基于matlab的维纳滤波设计，其中包括两个列子，一个是在时域实现滤波器，一个是在频域实现滤波器，两个列子都是对chirp信号进行处理的(there are two examples for weina filer desined in matlab ,one is achieved in frequency domain and another is achieved in time domain.the two weina filers are desined to remove noise from chirp.)

Pulse-width modulation

simulink 简明教程，课件，PDF格式，包括六个章节，详细的叙述了如何用simulink进行仿真建模(simulink concise tutorials, courseware, PDF format, including six chapters, a detailed description of how to use simulink simulation modeling)

回归分析的matlab实现(Regression analysis matlab realize)

画三维bar图，可以改变文字角度和灵活调节颜色。(Draw three-dimensional bar charts, you can change the text angle and the flexible adjustment of color.)

音频信号的小波分解与重构实例，在MATLAB里调用sym1小波函数进行三层分解。(audio signal decomposition and reconstruction by means of wavelet )