huisemoxingGM(1-1)

低通巴特沃斯滤波器设计求阶数，适合广大学生们参考，(Low-pass Butterworth filter design requirements order, for the majority of students reference)

经常看到很多朋友问定步长的龙格库塔法设置问题，下面吧定步长四阶龙格库塔程序贴出来，有需要的可以看看 (Often see many of my friends ask determining step Runge-Kutta method set problem, the following step you set the fourth-order Runge-Kutta procedures paste out, there is a need to look at the)

Digital Image Processing Using Matlab Additional Material

关于光流法的运动图像目标检测 已调试成功(About optical flow moving image target detection has been successfully debug)

说明：  matlab设计基础极其常见问题和解决方案，非常有用(matlab basic design problems and solutions is extremely common, very useful)

Simulink am modulation,Frequency,PSK,ASK,FSK

Obscurance Invariance in Template Matching

s1.m: 低频波检测。能从高频信号中检测出低频信号。并将信号输出以70倍因子downsample. s2.m: 将downsampling滤波器输出信号，用单级速率和多相upsampling。 s3.m: 自动识别车牌位置。此程序能从一张图片当中，自动识别出车牌的位置。 s4.m: 用Hough变换识别出一张带有水池的图片的水池分界线。 s5.m: 用原始的静态多副图片（例如：恐龙图片）构造出三维旋转立体图片。(signal processing)

一个matlab开发的SAR程序程序，实现了RD算法，包含距离徙动校正等操作。(The development of SAR procedures for a matlab program to achieve the RD algorithm, with dynamic correction from the resettlement operation.)

理想大气数据计算密度 压强 温度，0-40km以内高度(Ideal atmospheric pressure temperature data density within ,0-40km height)