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luminance of an image
how can i take the luminance of an image in matlab if i have i 256x256 image and i want the luminance of gray scale... what proc...
13 years 前 | 1 个回答 | 1
1
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adding noise
i want my matrix element to be 1 and -1 and matrix should be of 256 by 256
adding noise
i want my matrix element to be 1 and -1 and matrix should be of 256 by 256
14 years 前 | 0
提问
creating matrix of 1 nd -1
how can i generate random matrix of 1 and -1 ... thanks in advance
14 years 前 | 2 个回答 | 0
2
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how to add noise to image in frequency domain
if anyone have matlab code for adding noise like guassian exponential gamma salt and pepper religh uniform plz help me.. than...
14 years 前 | 1 个回答 | 0
1
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adding noise
u can use the imnoise() function to add noise to your image ... you can consult the matlab help for further detail..
adding noise
u can use the imnoise() function to add noise to your image ... you can consult the matlab help for further detail..
14 years 前 | 0
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adding noise to image
how can iadd nosie to image e.g guassian nosie religh noise exponential noise unipolar ets ... can someone help me adding nose c...
14 years 前 | 1 个回答 | 0
1
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peak value at the centre of F(0,0) in magnitude plot of fourier transform
when u want to centre the image u must use the fftshift function afterall your image will center at f(0,0)... the f(0,0) will co...
peak value at the centre of F(0,0) in magnitude plot of fourier transform
when u want to centre the image u must use the fftshift function afterall your image will center at f(0,0)... the f(0,0) will co...
14 years 前 | 0
提问
permutation of a watermark image
i have taken a watermark image and assign -1 value to black and 1 to white to whole watermark now i want permutation of this i...
14 years 前 | 1 个回答 | 0
