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高通滤波器实现，可用于小目标检测，效果还不错，对于初学者很有帮助(High-pass filter can be used for small target detection, the results were good, very helpful for beginners)

能够读取二维码，经过改造可以为己所用~~~~~~(The ability to read two-dimensional code, revamped for their own use ~ ~ ~ ~ ~ ~)

Pink noise generated in matlab

C Language Reference Manual

matlab description to calculate matrix add sub etc.

说明：  MATLAB中用于时间序列分析的arma（）函数的定阶(MATLAB, for time series analysis arma () function of order determination)

ip kamera with tracking color

this is a source code for ici interference cancellation in multiuser detection

boost converter for beginner

简单的人脸识别代码，如果是其他图片的话，放在当前文件下，修改一下文件名即可。(Face Recognition simple code, if it is the other picture, then on the current file, the file name can be changed a bit.)