Peter Eze

Last seen: oltre 3 anni fa | Attivo dal 2016

Followers: 0 Following: 0

Risposto
how to get relative entropy thresholding for an image ?
Rentropy= sum(sum(X.*log(X./Y))); X and Y are either distributions or vector data from a distribution.

oltre 6 anni fa | 0

Risposto
Is there any reliable file/function to compute relative entropy?
Can we start with the formular of relative entropy you wish to compute?

oltre 6 anni fa | 0

Risposto
DWT based Watermarking
Explain your methodology or post sample codes

oltre 7 anni fa | 0

Domanda

How to extract watermark using Correlation for Spread Spectrum Watermarking
% Genereate Spreading Sequence of 32-bit length lengthofcode = 32; goldcode=goldcodegenerator( lengthofcode);% GenerateSpread...

oltre 7 anni fa | 0 risposte | 0

risposte

Risposto
Stegnaography using DCT
use *transpose(dec2bin(ImageMessage(i,j)))* to create the binary string for each pixel of the message to be embedded

oltre 7 anni fa | 0

First Review