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umar siyab


studennt

2011년부터 활동

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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...

12년 초과 전 | 답변 수: 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

12년 초과 전 | 0

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creating matrix of 1 nd -1
how can i generate random matrix of 1 and -1 ... thanks in advance

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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...

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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..

12년 초과 전 | 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...

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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...

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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...

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