susan

本文是编程实现图像的统计直方图，以利于了解直方图修正(This is the image histogram programming to help inform the histogram revised)

Mathematic model of acoustic field for ultrasonic transducers according to "Ultrasonic beam structures in fluid media" paper

Code to estimate dynamic models

基于粒子群算法的PID控制器优化设计，注释说明清晰，程序运行顺畅(Based on Particle Swarm Optimization Design of PID controller, clear explanatory notes, the program runs smoothly)

时频分析代码，其中包括WV分布和短时傅立叶变换。代码简便，保证可以应用(Time frequency analysis of the code, including the WV distribution and the short Fu Liye transform. The code is simple, can guarantee the application)

说明：  应用了一种简单但有效的图像先验规律即暗原色先验规律，来为单幅图像去雾。(Application of a simple but effective rules that dark color image prior law prior to the single image to the fog.)

目标跟踪仿真小程序，本程序简单易懂适合初学者学习和参考。(Small target tracking simulation program, the program simple and easy to understand for beginners learning and reference.)

遗传算法的基本程序，对模糊度解算等有所帮助。可供参考(The basic procedures of genetic algorithm, the ambiguity so helpful. Reference)

This function compute the sun position (zenith and azimuth angle at the observer location) as a function of the observer local time and position.

用matlab simulink画得电力系统自动发电控制两系统图,一个非常实用的算例(a automatic generation control system map,which is very typical)