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基于超声阵列的时间反转动画模拟，以动画形式实现(Ultrasound array time reversal animation simulation)

用BP网络建立映射关系，为遗传算法提供适应度函数，通过改进遗传算法完成最小值优化(the mapped relation is built using BP network in order to provide fitness function for genetic algorithm. At last, optimization of minimum value is finished by genetic algorithm. )

说明：  该程序可以建立一个链表，然后随机的插入节点(The program can build a linked list, and then randomly insert the node)

Library to handle and visualize geometric primitives such as points,lines, circles and ellipses, polygons... The goal is to provide a low-level library for manipulating geometrical primitives, making easier the development of more complex geometric algorithms.

智能天线中DOA估计的ESPRIT算法，用于对信号来向进行估计(smart antenna)

用MATLAB编写的读取视频图片的程序。(Using MATLAB program for reading video picture.)

数字下变频DDC的matlab原码，采用cordic算法(DDC The DDC matlab source code, you can refer to see)

自适应中值滤波函数，是根据被滤波区域的图像特性自适应的滤波器。(The adaptive median filtering function is based on the image characteristics of the filter region of the adaptive filter.)

harmonic mean & geometric mean

说明：  详细介绍matlab图像处理中的基本函数，给出了函数格式。(Matlab image processing detail the basic function, given the function format.)