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Ben Ma


Last seen: ungefär en månad ago Active since 2021

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Rescale 8-bit grayscale image
intensity values in the range [0..63] in f become 0, in the range [63+1..126] are rescaled into the range [0..120], How to...

3 månader ago | 1 answer | 0

1

answer

Question


A ’BGR’ image.
a 3x3 Gaussian filter with BGR image Thanks.

3 månader ago | 2 answers | 0

2

answers

Question


Consider a 3 × 3 spatial mask that averages the intensity of all neighbours of a pixel (x, y) in this 3 × 3 neighbourhood, but excluding the point itself.
How to make a function that applies this filter to an image and displays the original image and the filtered image? Thanks.

3 månader ago | 1 answer | 0

1

answer

Question


Find a range in a matrix and rescale it
In a image, those in the range [120 230] are scaled into range [0 120]. How to do it? Thanks. if (a>120/255) & (a<230/255) ...

3 månader ago | 1 answer | 0

1

answer