plot3D

Find peaks in signal. Look for local maxima and minima. In the window of search find the maximum maxima and the minimum minuma. Return two values which are the maximum and the minimum local maximas

说明：  数字pid控制仿真，包括位置式pid算法和增量式算法(figures pid control simulation, including location-pid algorithm and incremental algorithm)

余数定理用于多基线相位干涉仪的解模糊中要求基线关系互质(Remainder theorem for the solution of multi-baseline interferometer fuzzy requirements baseline relations coprime)

多层板的lamb波，一个工具箱，使用起来简单方便(multi-layer lamb wave, a toolbox, easy to use)

To decode SIRC data when someone want to build some device remote control.

code for sattelite calculaton

本书详细讲述了如何使用matlab进行程序设计，如何编写清楚、高效的程序。书中强调了至上而下的程序设计方法、函数的使用、matlab内部工具的使用和数据结构，并指出了一些使用技巧和编程者常犯的错误。(This book describes in detail how to use matlab to program design, how to write clear and efficient procedures. The book emphasizes top-down programming approach, the use of functions, matlab internal use of tools and data structures, and pointed out some tips and common mistakes programmers.)

matlab生成LDPC的H矩阵，消除4环，同时列重为3，很好的例子(based matlab generate H matrix of ldpc)

通过小波包分析计算柱塞流的特征值，奇异值(Through the wavelet packet analysis and calculation of the plunger flow characteristic value, singular value)

对图像中的粒子的近似圆形的衍射光斑通过高斯拟合寻找粒子的实际位置(The image of the particles through the approximately circular Gaussian fitting of the diffraction spot to find the actual location of particle)