Samane Taghizade

3 Questions 2 Answers 0 Followers

Questions related from Samane Taghizade

How can I apply a text addition attack and vq attack on my watermarked image?

I have a watermarked image I need to apply some attacks , I do fragile watermarking and now I cant define vq attack and text addition in matlab.my image is a grayscale image,I would appriciate any...

30 January 2018 5,126 3 View

I generate a logistic sequence from a matrix,the values of this sequence are negative ,how should i compute the max of this sequence?

i need the max of this sequence in order to have a Descending order of sequence indexes, thanks for guiding me.

13 November 2017 5,402 1 View

How to convert negetive values to binary bits in matlab ?

I am working in fragile watermarking i generate the watermarkbits with svd and fsdwt so the values are negetive and i dont know how to change it to binary bits

29 October 2017 7,570 3 View