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Rezaur Rahman


Active since 2015

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can anyone tell me how to calculate subtractive pixel adjacency matrix incase of watermarking?
equation of spam and code will be helpful... thank you

bijna 9 jaar ago | 0 answers | 0

0

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Question


can anyone suggest me how to convert binary value to gray code value??
i would also like to know if you can provide me with the reverse conversion code of gray to binary value...thank you in advance....

bijna 9 jaar ago | 2 answers | 0

2

answers

Question


why showing assignment dimension mismatch?
i was trying to read binary data from an image.bt while reading data by randm array,d, after some time it shows 'Subscripted ass...

bijna 9 jaar ago | 1 answer | 0

1

answer

Question


how to calculate pixel value differences?
let my image be temp= [5 10; 10 15] if i want to calculate temp(1,1)-temp(1,2) or temp(1,1)-temp(2,1) it always ...

bijna 9 jaar ago | 1 answer | 0

1

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Question


how can embed on dwt decomposed image?
i've only decomposed my cover img. bt cant failing to code for embedding. i can reconstruct the img, only need to embed with wat...

ongeveer 9 jaar ago | 0 answers | 0

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