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vaishali


Last seen: ongeveer 3 jaar ago |  Active since 2014

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checking for robustness of image steganography
Hello.. I have implemented some image steganographic methods. In that I want to do comparative analysis. which are the parame...

ongeveer 10 jaar ago | 0 answers | 0

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Question


DWT of an image
Hello Can anyone explain me what is applying DWT on image theoretically mean? what are the things have been done inside that ...

ongeveer 10 jaar ago | 0 answers | 0

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Question


uint8 and double in case of image
Hello In one of the image encryption method I need to convert an image from uint8 to double. But after converting the whole...

ongeveer 10 jaar ago | 2 answers | 0

2

answers

Question


image matrix to a row vector
Hello.. I Want to convert an image matrix of size m*n into blocks of row-vectors of 16 byte elements. Using which command ...

ongeveer 10 jaar ago | 1 answer | 0

1

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how to modify the encryption code from text encryption to image encryption?
Hello I have the code for text AES encryption .But how can i modify it for the image encryption? how we can convert the image ...

ongeveer 10 jaar ago | 0 answers | 0

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dct quantisation on image
Hello I am writing code for dct image steganography. There I have divided the cover image into 8*8 block. later I subtracted...

meer dan 10 jaar ago | 1 answer | 0

1

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Error using round(reshape(message,Mm*Nm,1)./256)
Hello, What may be the problem with the following code line? message=round(reshape(message,Mm*Nm,1)./256); using this I wa...

meer dan 10 jaar ago | 2 answers | 0

2

answers