1.To convolute a image with a filer ,a good way to cut down the magnitude.
QS:Is any matrix can be get by the convolution with two vectors?
2.Devison can be a linear function when the denominator is a constant.
3.Three ways about the boundary issues.
And matlab code are listed below:
4.Sharping filter
5 Median filter to remove the salt and pepper noise,and be noticed that it is not a linear filter
6.In order to avoid bluring the nice sharp in the sec box,median filter
and the code is here:
cite:
https://classroom.udacity.com/courses/ud810/lessons/3490398568/concepts/34996085510923
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