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Sanjeeb Behera


Actif depuis 2016

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Question


What are the techniques for comparing two images?
Hi I want to compare two images in between original image and stego image in matlab. I have used PSNR and MSE. Can anyone sugg...

plus de 8 ans il y a | 1 réponse | 0

1

réponse

Question


Text file compression using huffman compression?
Hi I have used existing code for text file compression using huffman encoding. Here i have mentioned below from where i have us...

plus de 8 ans il y a | 1 réponse | 0

0

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Question


How can i compress the text file using huffman encoding?
Hi I am using a text file to hide inside an image file in lsb plane. But i want to compress the text file using huffman enco...

plus de 8 ans il y a | 4 réponses | 0

4

réponses

Question


How can i compress text file using huffman encoding and decoding?
Hi I am going to use text file compression in my project. So can anybody help in this regard. I have inbuild huffman.m matlab ...

plus de 8 ans il y a | 1 réponse | 0

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Question


Can u solve this error?
n=size(I); M=n(1); N=n(2); MSE = sum(sum((I-II).^2.0))/(M*N); PSNR = 10*log10(256*256/MSE); fprintf('\nMSE: %7....

plus de 8 ans il y a | 1 réponse | 0

1

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Question


How can i extract the hidden message from 1st, 2nd and 3rd bit plane of cover image and store in another text file?
fp = fopen('C:\Users\hello\Documents\MATLAB\Full RSA Implement\plaintext.txt','r+'); SecretMsg=fread(fp,256*256*3/8); f...

plus de 8 ans il y a | 1 réponse | 0

1

réponse

Question


how can i use fwrite?
Hi During execution i m getting the out put in the command window. But i want to write in another text file which is already p...

plus de 8 ans il y a | 1 réponse | 0

1

réponse

Question


Can i do encryption and decryption of text file using RSA?
Can any one help me, to encrypt and decrypt text file using RSA? The text file contains huge amount of data But i have done ...

plus de 8 ans il y a | 1 réponse | 0

1

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Question


How can I encrypt a text file using RSA?
I have done encryption of text message using RSA. But i want to encrypt text file using RSA. m=input('\nEnter the message:...

plus de 8 ans il y a | 1 réponse | 0

1

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Question


Can any one help be to debug it?
fp = fopen('C:\Users\hello\Documents\MATLAB\Full RSA Implement\plaintext.txt','r+'); SecretMsg=fread(fp,256*256*3/8); f...

plus de 8 ans il y a | 1 réponse | 0

1

réponse

Question


How can i read a text file?
Hi I am using rsa encryption of text message. During read of a message I want to read a text file? How can I read? Can u te...

plus de 8 ans il y a | 1 réponse | 0

1

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Question


text hiding inside the cover image
I1 = logical(de2bi(uint8(hiddenstring))); II = I8*128+I7*64+I6*32+I5*16+I4*8+I3*4+I2*2+I1; ??? Error using ==> p...

plus de 8 ans il y a | 2 réponses | 0

2

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Question


How can i hide the text in cover image.
Here i have hiddenstring = 'string' that i going to hide in the 1st bit plane of cover image I1 = dec2bin(uint8(hiddenstring...

plus de 8 ans il y a | 1 réponse | 0

0

réponse

Question


how can i hide a text message in the lsb plane of cover image?
how can i hide a text message in the lsb plane of cover image?

plus de 8 ans il y a | 2 réponses | 0

2

réponses